{"id":2681,"date":"2024-10-25T11:35:33","date_gmt":"2024-10-25T03:35:33","guid":{"rendered":"https:\/\/www.leakagetester.com\/?page_id=2681"},"modified":"2024-11-13T13:52:56","modified_gmt":"2024-11-13T05:52:56","slug":"astm-d4991","status":"publish","type":"page","link":"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d4991\/","title":{"rendered":"ASTM D4991"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"2681\" class=\"elementor elementor-2681\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-40854497 e-con-full e-flex e-con e-parent\" data-id=\"40854497\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7b6e2650 e-con-full e-flex e-con e-child\" data-id=\"7b6e2650\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed62b75 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"1ed62b75\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM D4991<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-649c5ca3 e-con-full e-flex e-con e-child\" data-id=\"649c5ca3\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-528d414f elementor-widget elementor-widget-heading\" data-id=\"528d414f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">Dull Prawf Safonol ar gyfer Profi Gollyngiadau Cynhwysyddion Caled Gwag drwy'r Dull Gwactod<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4227f1f3 elementor-tablet-align-center elementor-mobile-align-center elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-button\" data-id=\"4227f1f3\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:200}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/cy\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">gofyn am ddyfynbris<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7f37671f e-flex e-con-boxed e-con e-parent\" data-id=\"7f37671f\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7479e6a9 e-con-full e-flex e-con e-child\" data-id=\"7479e6a9\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c1f01b8 elementor-widget elementor-widget-heading\" data-id=\"2c1f01b8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Crynodeb Safonol<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7ff4e2 elementor-widget elementor-widget-text-editor\" data-id=\"a7ff4e2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>ASTM D4991<\/strong> yn amlinellu dull safonol ar gyfer asesu cywirdeb cynwysyddion caled gwag o dan amodau gwasgedd gwahaniaethol megis y rhai a all ddigwydd yn ystod cludiant awyr. Mae'n addas ar gyfer profi cynwysyddion caled sydd wedi'u bwriadu ar gyfer cludo rhai hylifau peryglus yn unol \u00e2'r Cenhedloedd Unedig<\/p><p>Argymhellion ar Gludo Nwyddau Peryglus (UN TDG) a Chyfarwyddiadau Technegol y Sefydliad Hedfan Sifil Rhyngwladol ar gyfer Cludo Nwyddau Peryglus yn Ddiogel drwy'r Awyr (ICAO TIs)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-58d7dfdf e-con-full e-flex e-con e-child\" data-id=\"58d7dfdf\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4aba77f5 elementor-widget elementor-widget-image\" data-id=\"4aba77f5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.astm.org\/d4991-07r15.html\" target=\"_blank\" rel=\"nofollow\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\" class=\"attachment-medium size-medium wp-image-3026\" alt=\"ASTM D4991\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7de8c97 elementor-widget elementor-widget-text-editor\" data-id=\"7de8c97\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Mae'r dull hwn yn hanfodol i wneuthurwyr sy'n dymuno sicrhau bod eu pecynnu yn cydymffurfio \u00e2 safonau ansawdd a diogelwch. Trwy ddefnyddio gwasgedd gwactod i -95KPa, mae'r safon hon yn gwerthuso gwrthiant cynhwysydd i ollyngiadau, gan helpu i warantu bod cynhyrchion yn aros yn ddi-halog ac yn ddiogel wrth eu storio a'u cludo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-38d9a2dc e-flex e-con-boxed e-con e-parent\" data-id=\"38d9a2dc\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-22b1040c e-con-full e-flex e-con e-child\" data-id=\"22b1040c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c1b4a01 elementor-widget elementor-widget-heading\" data-id=\"2c1b4a01\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Crynodeb ASTM D4991<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2dbe846b elementor-widget elementor-widget-text-editor\" data-id=\"2dbe846b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"fontstyle0\">Caiff cynhwysydd caled gwag sy'n cael ei brofi ei bwysleisio drwy ei drochi mewn hydoddiant ethylene glycol-d\u0175r mewn siambr brawf dryloyw, a'i ddwyn dan hanner gwactod sy'n cynyddu'n raddol. Caiff y cynhwysydd ei arsylwi am arwyddion o ollyngiadau, fel y gwelir drwy swigod aer sy'n dianc yn ystod dadbwysleisio, neu hylif yn y cynhwysydd ar \u00f4l ailbwysleisio.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-346b4bef e-con-full e-flex e-con e-child\" data-id=\"346b4bef\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7704d43d elementor-widget elementor-widget-image\" data-id=\"7704d43d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1020\" height=\"657\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-1242x800.webp\" class=\"attachment-large size-large wp-image-3716\" alt=\"Profwr Gollyngiadau ASTM D4991\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-1242x800.webp 1242w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-621x400.webp 621w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-768x495.webp 768w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-1536x989.webp 1536w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-2048x1319.webp 2048w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/ASTM-D4991-Leak-Tester-18x12.webp 18w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Profwr Gollyngiadau ASTM D4991<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3ae6b8a e-flex e-con-boxed e-con e-parent\" data-id=\"3ae6b8a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-8f24e53 e-con-full e-flex e-con e-child\" data-id=\"8f24e53\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6905cde e-con-full e-flex e-con e-child\" data-id=\"6905cde\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-61e733b elementor-widget elementor-widget-heading\" data-id=\"61e733b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Damcaniaeth Prawf<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8704851 elementor-widget elementor-widget-text-editor\" data-id=\"8704851\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"fontstyle0\">Mae'r dull profi ASTM D4991 yn pennu'r pwynt lle mae gollyngiad yn dechrau, gyda therfyn o wahaniaeth o tua 95-kPa (13.8-psi).<\/span> <\/p><p>Fodd bynnag, <span class=\"fontstyle0\">Efallai na fydd ASTM D4991 yn addas ar gyfer rhai pecynnau, megis pecynnau \u00e2 seliau cap papur, lle gall y hylif prawf ddirywio'r pecynnu'n gyflym.<\/span>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a52d762 e-con-full e-flex e-con e-child\" data-id=\"a52d762\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-70322f2 e-con-full e-flex e-con e-child\" data-id=\"70322f2\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-87996ce elementor-widget elementor-widget-image\" data-id=\"87996ce\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"886\" height=\"717\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/Sample-Expansion-In-ASTM-D4991.webp\" class=\"attachment-large size-large wp-image-3725\" alt=\"Ehangu Sampl yn ASTM D4991\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/Sample-Expansion-In-ASTM-D4991.webp 886w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/Sample-Expansion-In-ASTM-D4991-494x400.webp 494w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/Sample-Expansion-In-ASTM-D4991-768x622.webp 768w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/Sample-Expansion-In-ASTM-D4991-15x12.webp 15w\" sizes=\"(max-width: 886px) 100vw, 886px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Ehangu Sampl yn ASTM D4991<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d2cd95 e-flex e-con-boxed e-con e-parent\" data-id=\"7d2cd95\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-be44f47 e-con-full e-flex e-con e-child\" data-id=\"be44f47\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c47c116 elementor-widget elementor-widget-heading\" data-id=\"c47c116\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">System Profi ASTM D4991<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-169b8b0 elementor-widget elementor-widget-text-editor\" data-id=\"169b8b0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Mae ASTM D4991 yn cynnwys y rhannau canlynol.<\/b><\/p><ol><li>Siambr Ffwrnais: S\u00eal <span class=\"fontstyle0\">llestr tryloyw <\/span>sy'n caniat\u00e1u ar gyfer creu amgylchedd gwactod rheoledig o amgylch y cynhwysydd sy'n cael ei brofi, sef<span class=\"fontstyle2\"> digon mawr i ganiat\u00e1u i'r sbesimen(nau) prawf gael eu trochi yn y hylif prawf gyda gofod pen isaf o 20 %, yn gallu gwrthsefyll o leiaf -1.5 <\/span><span class=\"fontstyle2\">gwahaniaeth pwysedd atm.<\/span><b><br \/><\/b><\/li><li>Uned rheoli gosod a dangos gwactod, megis Cell Instruments <a href=\"https:\/\/www.leakagetester.com\/cy\/lt-02-leak-tester\/\" target=\"_blank\" rel=\"noopener\">LT-02<\/a> a <a href=\"https:\/\/www.leakagetester.com\/cy\/lt-02-leak-tester\/\" target=\"_blank\" rel=\"noopener\">Profwr Gollyngiadau LT-03<\/a>.<\/li><li><span class=\"fontstyle0\">Llenwir y siambr \u00e2 hydoddiant ethylene glycol mewn d\u0175r, 50 % o ran cyfaint. <\/span><span class=\"fontstyle2\">i'w ddefnyddio fel hylif prawf.<\/span><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5757090 e-con-full e-flex e-con e-child\" data-id=\"5757090\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f8bde17 elementor-widget elementor-widget-image\" data-id=\"f8bde17\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.leakagetester.com\/cy\/tag\/vacuum-leak-tester\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"568\" height=\"694\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/LT-02-Leak-Tester-for-ASTM-D4991.webp\" class=\"attachment-large size-large wp-image-3720\" alt=\"LT-02 Profiwr Gollyngiadau ar gyfer ASTM D4991\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/LT-02-Leak-Tester-for-ASTM-D4991.webp 568w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/LT-02-Leak-Tester-for-ASTM-D4991-327x400.webp 327w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/11\/LT-02-Leak-Tester-for-ASTM-D4991-10x12.webp 10w\" sizes=\"(max-width: 568px) 100vw, 568px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">LT-02 Profiwr Gollyngiadau ar gyfer ASTM D4991<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9ee25e2 e-flex e-con-boxed e-con e-parent\" data-id=\"9ee25e2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9a921cd e-con-full e-flex e-con e-child\" data-id=\"9a921cd\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5f08225 elementor-widget elementor-widget-heading\" data-id=\"5f08225\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Disgrifiad Manwl o&#039;r Broses Brawf<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-124480d e-con-full e-flex e-con e-child\" data-id=\"124480d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9c9adad elementor-widget elementor-widget-text-editor\" data-id=\"9c9adad\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"MsoNormal\">Gellir torri'r broses brofi ar gyfer ASTM D4991 i lawr yn sawl cam allweddol.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d938f1 elementor-widget elementor-widget-image\" data-id=\"2d938f1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"582\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/Typical-Test-Setup-for-Leakage-Testing-of-Containers-by-Vacuum-Method.webp\" class=\"attachment-large size-large wp-image-2717\" alt=\"Trefniant Profi Arferol ar gyfer Profi Gollyngiadau mewn Cynhwysyddion drwy&#039;r Dull Gwactod\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/Typical-Test-Setup-for-Leakage-Testing-of-Containers-by-Vacuum-Method.webp 1379w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/Typical-Test-Setup-for-Leakage-Testing-of-Containers-by-Vacuum-Method-701x400.webp 701w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/Typical-Test-Setup-for-Leakage-Testing-of-Containers-by-Vacuum-Method-768x438.webp 768w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/Typical-Test-Setup-for-Leakage-Testing-of-Containers-by-Vacuum-Method-600x342.webp 600w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Trefniant Profi Arferol ar gyfer Profi Gollyngiadau mewn Cynhwysyddion drwy'r Dull Gwactod<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e44ced2 e-con-full e-flex e-con e-child\" data-id=\"e44ced2\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07f7802 elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"07f7802\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">1.\t<b>Paratoi<\/b>: Trochi un neu fwy o sbesimenau prawf yn y hydoddiant glycol ethil\u00e8n-d\u0175r y tu mewn i'r siambr brawf dryloyw.  <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">2.\t<b>Gwagwch y Siambr<\/b>: <span>Seliwch y caead, gosodwch yr amser profi ar y Peiriant Profi Gollyngiadau LT-02 neu LT-03 am 10 munud a thargedwch y gwactod i -95K.<\/span>(13.8 psi). Dechreuwch y prawf fel y <span>Mae'r gwactod o fewn y siambr yn codi'n araf i wahaniaeth gwasgedd o 95 kPa (13.8 psi), neu wahaniaeth gwasgedd arall a bennir. <\/span><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">3.\t<b>Daliaeth Ffwrnais<\/b>Bydd y profwr yn cynnal y gwactod am o leiaf 10 munud. Ar gyfer sbesimenau prawf sy'n becynnau sengl neu becynnau cyfuniadol, yn gyfan gwbl neu'n rhannol o ddeunydd plastig, cynhelir y gwactod am 30 munud. Yna bydd y profwr yn rhyddhau'r gwactod yn araf.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">4.\t<b>Dadansoddi<\/b>: Cadwch y sbesimen(au) prawf wedi'u trochi am o leiaf 30 eiliad o dan bwysau amgylchynol. Tynnwch y sbesimen(au) prawf a archwiliwch y tu mewn am hylif. <span>Mae gollyngiad yn cael ei ddangos gan ffrwd barhaus neu ddilyniant cyson o swigod. Mae hylif o fewn y sbesimen prawf hefyd yn dystiolaeth o ollyngiad.<\/span><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fed1035 e-flex e-con-boxed e-con e-parent\" data-id=\"fed1035\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7873f87 e-con-full e-flex e-con e-child\" data-id=\"7873f87\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-705671e elementor-widget elementor-widget-heading\" data-id=\"705671e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Defnyddio Profiwr Gollyngiadau LT-02 a Profiwr Gollyngiadau LT-03 Cell Instruments ar gyfer Dull ASTM D4991<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57df26b elementor-widget elementor-widget-text-editor\" data-id=\"57df26b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Mae&#039;r <strong>Cell Instruments LT-02 neu LT-03 Profwr Gollyngiadau <\/strong>Mae'n ddatrysiad profi uwch sydd wedi'i ddylunio'n benodol ar gyfer profi gollyngiadau gwactod mewn cynwysyddion caled gwag. Mae ei nodweddion yn ei wneud yn arbennig o addas ar gyfer cydymffurfio ag ASTM D4991.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3384222 e-con-full e-flex e-con e-child\" data-id=\"3384222\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-98550ef elementor-widget__width-initial elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"98550ef\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.leakagetester.com\/cy\/lt-02-leak-tester\/\" target=\"_blank\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester.webp\" class=\"attachment-full size-full wp-image-2329\" alt=\"LT-02 Profwr Gollyngiadau Gwactod\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester.webp 1000w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-400x400.webp 400w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-800x800.webp 800w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-280x280.webp 280w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-768x768.webp 768w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-300x300.webp 300w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-600x600.webp 600w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/LT-02-Vacuum-Leakage-Tester-100x100.webp 100w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.leakagetester.com\/cy\/lt-02-leak-tester\/\" target=\"_blank\">Profwr Gollyngiadau LT-02<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ea7051 elementor-widget__width-initial elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"6ea7051\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><a href=\"https:\/\/www.leakagetester.com\/cy\/lt-03-leak-tester\/\" target=\"_blank\" tabindex=\"-1\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester.webp\" class=\"attachment-full size-full wp-image-2201\" alt=\"Profwr Gollyngiadau ASTM D3078\" srcset=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester.webp 1000w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-400x400.webp 400w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-800x800.webp 800w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-280x280.webp 280w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-768x768.webp 768w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-300x300.webp 300w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-600x600.webp 600w, https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D3078-Leak-Tester-100x100.webp 100w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\"><a href=\"https:\/\/www.leakagetester.com\/cy\/lt-03-leak-tester\/\" target=\"_blank\">Profwr Gollyngiadau LT-03<\/a><\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-897aaf5 e-flex e-con-boxed e-con e-parent\" data-id=\"897aaf5\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-23d08cc elementor-widget elementor-widget-heading\" data-id=\"23d08cc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pam LT-02 a LT-03?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c84b6f9 e-flex e-con-boxed e-con e-parent\" data-id=\"c84b6f9\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-65286002 e-con-full e-flex e-con e-child\" data-id=\"65286002\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-73b878b8 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"73b878b8\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h4 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tProses Profi Awtomatig\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h4>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tDoes ond angen i'r defnyddiwr osod y gwactod targed a'r amser cynnal. Pwyswch 'Cychwyn' ac ar \u00f4l cyfnod y gwactod, mae'n rhyddhau'r pwysau'n awtomatig.\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5074c1e5 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"5074c1e5\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tGwactod Sefydlog\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tCaiff gostyngiad yn y gwactod ei wneud yn uniongyrchol gan y system os bydd gollyngiad bach a dadffurfiad yn y sampl.\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28d7c9f3 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"28d7c9f3\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tCadw Paramedr Prawf\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tI ddefnyddwyr sydd \u00e2 gofynion profi gwahanol o ran amser a lefel gwactod, mae'r Profwr Gollyngiadau LT-03 yn cynnig swyddogaeth arbed paramedrau i arbed amser gweithredu.\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-75d00f67 e-con-full e-flex e-con e-parent\" data-id=\"75d00f67\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6d8146b5 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"6d8146b5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Arwyddoc\u00e2d Safon ASTM D4991<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68472fc8 elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"68472fc8\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mae arwyddoc\u00e2d ASTM D4991 yn ymestyn ar draws diwydiannau amrywiol am sawl rheswm hanfodol:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1265644e e-con-full e-flex e-con e-child\" data-id=\"1265644e\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-714ec7e4 e-con-full e-flex e-con e-child\" data-id=\"714ec7e4\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4781572a animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"4781572a\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6abfe49 elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"6abfe49\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h4 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tSicrhau Ansawdd\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h4>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tSicrhau bod cynwysyddion gwag yn gallu cynnal eu cyfanrwydd, gan atal halogiad neu golled cynnyrch.\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67ace7a1 e-con-full e-flex e-con e-child\" data-id=\"67ace7a1\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-40a1144c animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"40a1144c\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e05bf76 elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"5e05bf76\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:&quot;200&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h4 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tCydymffurfiaeth Rheoleiddio\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h4>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tMae'n ofynnol i lawer o ddiwydiannau gydymffurfio \u00e2 rheoliadau pecynnu llym. Mae ASTM D4991 yn helpu gweithgynhyrchwyr i ddangos eu bod yn cadw at y safonau hyn.\n\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-347f2ce5 e-con-full e-flex e-con e-child\" data-id=\"347f2ce5\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-64493df2 animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"64493df2\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2124fca0 elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"2124fca0\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:&quot;400&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h4 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tArbedion Cost\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h4>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tGall adnabod gollyngiadau posibl yn ystod y cyfnod cynhyrchu arbed costau sylweddol sy'n gysylltiedig ag adalwadau cynnyrch, dychweliadau, ac anfodlonrwydd cwsmeriaid.\n\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-531821a e-con-full e-flex e-con e-child\" data-id=\"531821a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96dc5ed animated-slow elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"96dc5ed\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63e7d54 elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"63e7d54\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:&quot;400&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h4 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tGwell dibynadwyedd cynnyrch\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h4>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-description\">\n\t\t\t\t\t\tMae profi rheolaidd gan ddefnyddio ASTM D4991 yn gwella dibynadwyedd cyffredinol y deunydd pacio, gan arwain at fwy o ymddiriedaeth gan ddefnyddwyr yn y cynhyrchion.\n\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-563ef868 e-con-full e-flex e-con e-parent\" data-id=\"563ef868\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6a7ad6cf elementor-widget elementor-widget-heading\" data-id=\"6a7ad6cf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Cwestiynau Cyffredin am ASTM D4991<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7333fe2d e-con-full e-flex e-con e-child\" data-id=\"7333fe2d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-553bdba7 elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"553bdba7\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1421\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1421\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Beth yw ASTM D4991, a pham ei fod yn bwysig ar gyfer cynwysyddion gwag caled?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1421\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1421\"><p>Mae ASTM D4991 yn ddull safonol ar gyfer profi gollyngiadau cynwysyddion gwag caled dan wag. Mae'n hanfodol er mwyn sicrhau bod cynwysyddion yn gallu cynnal eu cywirdeb ac amddiffyn eu cynnwys rhag halogiad wrth eu storio a'u cludo.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1422\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1422\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Sut mae'r prawf gollyngiad gwactod yn cael ei gynnal yn unol ag ASTM D4991?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1422\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1422\"><p>Mae'r prawf yn cynnwys gosod cynhwysydd caled gwag mewn siambr gwactod, rhoi gwactod ar waith, a monitro am unrhyw arwyddion o ollyngiadau neu fethiant strwythurol.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1423\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1423\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Pa fathau o gynhwysyddion y gellir eu profi o dan ASTM D4991?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1423\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1423\"><p>Mae'r safon yn berthnasol i wahanol gynhwysyddion gwag caled, ond nid yw <span class=\"fontstyle0\">addas ar gyfer rhai pecynnau, megis pecynnau \u00e2 seliau cap papur, lle gall y hylif profi ddirywio'r pecyn yn gyflym.<\/span>\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44fd9605 elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"44fd9605\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1151\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1151\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Beth ddylwn i ei ystyried wrth baratoi ar gyfer prawf ASTM D4991?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1151\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1151\"><p>Sicrhewch fod y cynhwysydd yn l\u00e2n ac wedi'i selio'n iawn, bod yr amgylchedd profi wedi'i reoli, a bod yr holl offer wedi'i galibro i sicrhau canlyniadau cywir.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1152\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1152\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Sut alla i sicrhau cydymffurfiaeth ag ASTM D4991 yn fy dyluniad pecynnu?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1152\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1152\"><p>Cynnal profion rheolaidd yn ystod y cyfnodau dylunio a chynhyrchu, defnyddio deunyddiau o ansawdd uchel, a gweithio gyda pheirianwyr pecynnu sydd \u00e2 phrofiad o safonau ASTM.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1153\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1153\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Beth yw'r problemau cyffredin a geir wrth brofi yn \u00f4l ASTM D4991?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1153\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1153\"><p>Mae problemau cyffredin yn cynnwys selio cynwysyddion yn amhriodol, camweithrediad offer, neu ffactorau allanol sy'n effeithio ar bwysau gwactod, gwactod ansefydlog, a all arwain at ganlyniadau profion anghywir.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3a2b679a e-flex e-con-boxed e-con e-parent\" data-id=\"3a2b679a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-38014124 elementor-widget elementor-widget-heading\" data-id=\"38014124\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Chwilio am offer canfod gollyngiadau ASTM D4991 dibynadwy?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53b530f2 elementor-widget elementor-widget-text-editor\" data-id=\"53b530f2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0Peidiwch \u00e2 cholli&#039;r cyfle i wneud y gorau o&#039;ch prosesau rheoli ansawdd gyda&#039;r offer diweddaraf.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d0c06b6 elementor-mobile-align-center elementor-align-center elementor-widget elementor-widget-button\" data-id=\"5d0c06b6\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/cy\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cysylltwch \u00e2 ni<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6021db4e e-flex e-con-boxed e-con e-parent\" data-id=\"6021db4e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-474e3b4e elementor-widget elementor-widget-heading\" data-id=\"474e3b4e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gwybodaeth Gysylltiedig<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ba2452d elementor-posts__hover-none elementor-grid-2 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"6ba2452d\" data-element_type=\"widget\" data-settings=\"{&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:80,&quot;sizes&quot;:[]},&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:71,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:30,&quot;sizes&quot;:[]},&quot;cards_columns&quot;:&quot;2&quot;,&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-2554 page type-page status-publish hentry\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h4 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d3078\/\" >\n\t\t\t\tASTM D3078\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Trosolwg Cynhwysfawr ASTM D3078 o - Y Dull Profi Gollyngiadau Pecyn a Ddefnyddir fwyaf Gofyn am Ddyfynbris Crynodeb Safonol ASTM D3078,<\/p>\n\t\t<\/div>\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d3078\/\" aria-label=\"Read more about ASTM D3078\" tabindex=\"-1\" >\n\t\t\tDarllen Mwy\t\t<\/a>\n\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-2179 post type-post status-publish format-standard hentry category-vacuum-leak-test tag-astm-d3078 tag-astm-d4991 tag-vacuum-leak-tester\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h4 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.leakagetester.com\/cy\/lt-03-leak-tester\/\" >\n\t\t\t\tProfwr Gollyngiadau LT-03\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Mae&#039;r Profwr Gollyngiadau LT-03 yn ddyfais o&#039;r radd flaenaf sydd wedi&#039;i pheiriannu ar gyfer asesiad trylwyr o gyfanrwydd s\u00eal pecyn ar draws amrywiol ddiwydiannau. Mae&#039;r offer hwn yn hanfodol ar gyfer gwirio bod pecynnu yn cynnal ei alluoedd amddiffynnol, a thrwy hynny ddiogelu ansawdd a diogelwch cynnyrch. Mae&#039;r LT-03 yn arbennig o addas ar gyfer cymwysiadau sy&#039;n cynnwys pecynnu hyblyg ond mae hefyd yn addasadwy i brofi deunyddiau anhyblyg ac anhyblyg trwy ei ddyluniad y gellir ei addasu.<\/p>\n\t\t<\/div>\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.leakagetester.com\/cy\/lt-03-leak-tester\/\" aria-label=\"Read more about LT-03 Leak Tester\" tabindex=\"-1\" >\n\t\t\tDarllen Mwy\t\t<\/a>\n\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>ASTM D4991 Dull Prawf Safonol ar gyfer Profi Gollyngiadau Cynhwysyddion Caled Gwag drwy Ddull Ffugwm gofyn am ddyfynbris Crynodeb Safonol ASTM D4991 yn amlinellu dull safonol ar gyfer asesu cywirdeb cynhwysyddion caled gwag o dan amodau gwasgedd gwahaniaethol megis y rhai a all ddigwydd yn ystod cludiant awyr. Mae'n addas ar gyfer profi cynhwysyddion caled a fwriedir [\u2026]","protected":false},"author":1,"featured_media":0,"parent":2112,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-2681","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ASTM D4991 - Leakage Tester<\/title>\n<meta name=\"description\" content=\"Explore ASTM D4991, the standard for leak testing of empty rigid containers under pressure. Ensure container integrity with vacuum leak tests designed for resistance under pressure, leakage testing for rigid bottles, and packaging compliance with safety regulations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d4991\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ensure Packaging Safety with ASTM D4991 Vacuum Leak Testing\" \/>\n<meta property=\"og:description\" content=\"ASTM D4991 provides the essential standard for vacuum leak testing of empty rigid containers. This method tests container resistance under pressure, ensuring product safety and regulatory compliance. Ideal for manufacturers in need of reliable packaging solutions.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d4991\/\" \/>\n<meta property=\"og:site_name\" content=\"Leakage Tester\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/cellinstruments\/\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-13T05:52:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"ASTM D4991: Critical Vacuum Leak Test for Rigid Containers&quot;\" \/>\n<meta name=\"twitter:description\" content=\"Discover how ASTM D4991 safeguards container integrity under pressure. This test method ensures leak resistance, supporting packaging safety and quality assurance.\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 munud\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/\",\"url\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/\",\"name\":\"ASTM D4991 - Leakage Tester\",\"isPartOf\":{\"@id\":\"https:\/\/www.leakagetester.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\",\"datePublished\":\"2024-10-25T03:35:33+00:00\",\"dateModified\":\"2024-11-13T05:52:56+00:00\",\"description\":\"Explore ASTM D4991, the standard for leak testing of empty rigid containers under pressure. Ensure container integrity with vacuum leak tests designed for resistance under pressure, leakage testing for rigid bottles, and packaging compliance with safety regulations.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#breadcrumb\"},\"inLanguage\":\"cy\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cy\",\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage\",\"url\":\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\",\"contentUrl\":\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.leakagetester.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Standards\",\"item\":\"https:\/\/www.leakagetester.com\/standards\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"ASTM D4991\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.leakagetester.com\/#website\",\"url\":\"https:\/\/www.leakagetester.com\/\",\"name\":\"Leakage Testing Solutions\",\"description\":\"CELL INSTRUMENTS CO., LTD.\",\"publisher\":{\"@id\":\"https:\/\/www.leakagetester.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.leakagetester.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cy\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.leakagetester.com\/#organization\",\"name\":\"Cell Instruments Co., Ltd.\",\"url\":\"https:\/\/www.leakagetester.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cy\",\"@id\":\"https:\/\/www.leakagetester.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/05\/EN-One-Stop-Solutions-Provider.png\",\"contentUrl\":\"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/05\/EN-One-Stop-Solutions-Provider.png\",\"width\":1269,\"height\":342,\"caption\":\"Cell Instruments Co., Ltd.\"},\"image\":{\"@id\":\"https:\/\/www.leakagetester.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/cellinstruments\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ASTM D4991 - Profiwr Gollyngiadau","description":"Archwiliwch ASTM D4991, y safon ar gyfer profi am ollyngiadau mewn cynwysyddion gwag caled dan bwysau. Sicrhewch uniondeb y cynwysyddion gyda phrofion gwactod am ollyngiadau a gynlluniwyd ar gyfer gwrthiant dan bwysau, profion ollyngiadau ar gyfer poteli caled, a chydymffurfiaeth y pecynnu \u00e2 rheoliadau diogelwch.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d4991\/","og_locale":"en_US","og_type":"article","og_title":"Ensure Packaging Safety with ASTM D4991 Vacuum Leak Testing","og_description":"ASTM D4991 provides the essential standard for vacuum leak testing of empty rigid containers. This method tests container resistance under pressure, ensuring product safety and regulatory compliance. Ideal for manufacturers in need of reliable packaging solutions.","og_url":"https:\/\/www.leakagetester.com\/cy\/standards\/astm-d4991\/","og_site_name":"Leakage Tester","article_publisher":"https:\/\/www.facebook.com\/cellinstruments\/","article_modified_time":"2024-11-13T05:52:56+00:00","og_image":[{"width":600,"height":200,"url":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_title":"ASTM D4991: Critical Vacuum Leak Test for Rigid Containers\"","twitter_description":"Discover how ASTM D4991 safeguards container integrity under pressure. This test method ensures leak resistance, supporting packaging safety and quality assurance.","twitter_image":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg","twitter_misc":{"Est. reading time":"6 munud"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/","url":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/","name":"ASTM D4991 - Profiwr Gollyngiadau","isPartOf":{"@id":"https:\/\/www.leakagetester.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage"},"image":{"@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage"},"thumbnailUrl":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg","datePublished":"2024-10-25T03:35:33+00:00","dateModified":"2024-11-13T05:52:56+00:00","description":"Archwiliwch ASTM D4991, y safon ar gyfer profi am ollyngiadau mewn cynwysyddion gwag caled dan bwysau. Sicrhewch uniondeb y cynwysyddion gyda phrofion gwactod am ollyngiadau a gynlluniwyd ar gyfer gwrthiant dan bwysau, profion ollyngiadau ar gyfer poteli caled, a chydymffurfiaeth y pecynnu \u00e2 rheoliadau diogelwch.","breadcrumb":{"@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#breadcrumb"},"inLanguage":"cy","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.leakagetester.com\/standards\/astm-d4991\/"]}]},{"@type":"ImageObject","inLanguage":"cy","@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#primaryimage","url":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg","contentUrl":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/10\/ASTM-D4991.jpg"},{"@type":"BreadcrumbList","@id":"https:\/\/www.leakagetester.com\/standards\/astm-d4991\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.leakagetester.com\/"},{"@type":"ListItem","position":2,"name":"Standards","item":"https:\/\/www.leakagetester.com\/standards\/"},{"@type":"ListItem","position":3,"name":"ASTM D4991"}]},{"@type":"WebSite","@id":"https:\/\/www.leakagetester.com\/#website","url":"https:\/\/www.leakagetester.com\/","name":"Atebion Profi Gollyngiadau","description":"OFFERYNNAU CELL CO, LTD.","publisher":{"@id":"https:\/\/www.leakagetester.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.leakagetester.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cy"},{"@type":"Organization","@id":"https:\/\/www.leakagetester.com\/#organization","name":"Offerynnau Cell Co., Ltd.","url":"https:\/\/www.leakagetester.com\/","logo":{"@type":"ImageObject","inLanguage":"cy","@id":"https:\/\/www.leakagetester.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/05\/EN-One-Stop-Solutions-Provider.png","contentUrl":"https:\/\/www.leakagetester.com\/wp-content\/uploads\/2024\/05\/EN-One-Stop-Solutions-Provider.png","width":1269,"height":342,"caption":"Cell Instruments Co., Ltd."},"image":{"@id":"https:\/\/www.leakagetester.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/cellinstruments\/"]}]}},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"admin","author_link":"https:\/\/www.leakagetester.com\/cy\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"ASTM D4991 Standard Test Method for Leakage Testing of Empty Rigid Containers by Vacuum Method request a quote Standard Summary ASTM D4991 outlines a standardized approach for assessing the integrity of empty rigid containers under differential pressure conditions such as those which can occur during air transport. It is suitable for testing rigid containers intended&hellip;","_links":{"self":[{"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/pages\/2681","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/comments?post=2681"}],"version-history":[{"count":0,"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/pages\/2681\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/pages\/2112"}],"wp:attachment":[{"href":"https:\/\/www.leakagetester.com\/cy\/wp-json\/wp\/v2\/media?parent=2681"}],"curies":[{"name":"gair","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}