{"id":9837,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d3420-2\/"},"modified":"2026-04-16T09:53:06","modified_gmt":"2026-04-16T01:53:06","slug":"astm-d3420","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/my\/standard\/astm-d3420\/","title":{"rendered":"ASTM D3420"},"content":{"rendered":"<h2 class=\"wp-block-heading\">ASTM D3420 \u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u104e\u1004\u103a\u1038\u104f \u1021\u101b\u1031\u1038\u1015\u102b\u1019\u103e\u102f<\/h2>\n\n\n\n<p>ASTM D3420 \u101e\u100a\u103a \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101b\u1014\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u1031\u102c \u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u1005\u103d\u102c \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1036\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b <em data-start=\"507\" data-end=\"561\">\u1015\u101c\u1010\u103a\u1005\u1010\u1005\u103a\u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u104f \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f<\/em>. \u1024\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1021\u1011\u102f\u1015\u103a\u1015\u102d\u102f\u1038\u104a \u1006\u1031\u1038\u1018\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1014\u103e\u1004\u1037\u103a \u1005\u102c\u1038\u101e\u102f\u1036\u1038\u101e\u1030\u1000\u102f\u1014\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u104d \u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1010\u1005\u103a\u1001\u102f\u104f \u1001\u102d\u102f\u1004\u103a\u1001\u1036\u1037\u1019\u103e\u102f\u1000\u102d\u102f \u101e\u102f\u1036\u1038\u101e\u1015\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u1019\u1039\u1018\u102c\u101b\u103e\u102d \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u1010\u102f\u1015\u103c\u102f\u104d \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u101e\u100a\u103a\u104b \u1024\u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1010\u103d\u1004\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d \u1019\u100a\u103a\u101e\u102d\u102f\u1037 \u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101b\u1019\u100a\u103a\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u103a\u104b <strong data-start=\"760\" data-end=\"791\">\u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a<\/strong>, \u104a \u1025\u1015\u1019\u102c\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a <strong data-start=\"805\" data-end=\"838\">Cell Instruments \u1019\u1031\u102c\u103a\u1012\u101a\u103a <a href=\"https:\/\/www.packqc.com\/my\/product-category\/pendulum-impact-tester\/\">\u1015\u102e\u1021\u102d\u102f\u1004\u103a\u1010\u102e-\u1040\u1041<\/a><\/strong>, \u1014\u103e\u1004\u1037\u103a \u1021\u1010\u103d\u1004\u103a\u1038\u101e\u102d\u102f\u1037 \u1021\u1019\u103c\u1004\u103a\u1019\u103b\u102c\u1038 \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b <strong data-start=\"871\" data-end=\"894\">\u1005\u1015\u1004\u103a\u1006\u102c \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f<\/strong>, \u101c\u102f\u1015\u103a\u1011\u102f\u1036\u1038\u101c\u102f\u1015\u103a\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u104a \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1005\u102e\u101b\u1004\u103a\u1001\u1036\u1010\u1004\u103a\u1015\u103c\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u104b.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"ASTM D3420 \u1015\u101c\u1015\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1015\u103c\u102c\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/vEx4esxMESw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p>\u1024\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u101c\u1010\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u1019\u103b\u102c\u1038\u104f \u1001\u102d\u102f\u1004\u103a\u1001\u1036\u1037\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1021\u101b\u100a\u103a\u1021\u101e\u103d\u1031\u1038\u1000\u102d\u102f \u101e\u102f\u1036\u1038\u101e\u1015\u103a\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u103c\u102e\u1038 \u1011\u102f\u1015\u103a\u1015\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1005\u102c\u1038\u1021\u101e\u1031\u102c\u1000\u103a\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1015\u102b\u1021\u101d\u1004\u103a \u1005\u1000\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1021\u1019\u103b\u102d\u102f\u1038\u1019\u103b\u102d\u102f\u1038\u1010\u103d\u1004\u103a \u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u1005\u103d\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101c\u103b\u1000\u103a\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u1015\u101c\u1010\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u104f \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038 \u1021\u1000\u103b\u1009\u103a\u1038\u1001\u103b\u102f\u1015\u103a<\/h2>\n\n\n\n<p>\u1024\u1014\u100a\u103a\u1038\u101e\u100a\u103a \u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u101e\u100a\u103a\u104b <strong data-start=\"1643\" data-end=\"1665\">\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a (\u1002\u103b\u1030\u101c\u103a\u1016\u103c\u1004\u1037\u103a)<\/strong> \u101d\u102d\u102f\u1004\u103a\u1038\u1015\u102f\u1036\u1000\u101c\u1019\u103a\u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038\u1010\u103d\u1004\u103a \u1011\u102d\u1014\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1014\u1019\u1030\u1014\u102c\u1000\u102d\u102f \u101f\u1000\u103a\u1019\u1005\u103a\u1016\u102e\u1038\u101a\u102c\u1038\u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a\u1001\u1031\u102b\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1016\u1031\u102c\u1000\u103a\u1011\u103d\u1004\u103a\u1038\u101b\u1014\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b ASTM D3420 \u1010\u103d\u1004\u103a \u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1014\u103e\u1005\u103a\u1001\u102f \u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1805\" data-end=\"1821\">\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038 A:<\/strong> \u1046\u1040 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c \u1021\u1016\u103d\u1004\u1037\u103a\u1014\u103e\u1004\u1037\u103a \u1042\u1045.\u1044 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c \u1021\u1001\u103b\u1004\u103a\u1038\u101b\u103e\u102d \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1031\u102b\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/li>\n\n\n\n<li><strong data-start=\"1884\" data-end=\"1922\">\u1014\u100a\u103a\u1038\u1017\u103b\u1030\u101f\u102c B (\u1005\u1015\u1004\u103a\u1006\u102c \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f):<\/strong> \u1048\u1049 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c \u1021\u1016\u103d\u1004\u1037\u103a\u1014\u103e\u1004\u1037\u103a \u1041\u1049 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c \u1021\u1001\u103b\u1004\u103a\u1038\u101b\u103e\u102d \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1031\u102b\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/li>\n<\/ul>\n\n\n\n<p>\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1014\u103e\u1005\u103a\u1001\u102f\u1005\u101c\u102f\u1036\u1038\u1010\u103d\u1004\u103a \u1010\u102d\u1000\u103b\u1005\u103d\u102c\u100a\u103e\u102d\u1011\u102c\u1038\u101e\u1031\u102c <strong data-start=\"2016\" data-end=\"2047\">\u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a<\/strong> \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1004\u103a\u1038 \u101c\u103d\u103e\u1032\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u103d\u102c\u1038\u101e\u1031\u102c \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102d\u102f \u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u101b\u1014\u103a\u104b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Film Pendulum \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/h2>\n\n\n\n<p>ASTM D3420 \u1000\u102d\u102f \u1011\u102d\u101b\u1031\u102c\u1000\u103a\u1005\u103d\u102c \u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101b\u1014\u103a \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u104f \u1000\u102d\u101b\u102d\u101a\u102c\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b Cell Instruments\u2019 <strong data-start=\"2308\" data-end=\"2324\">\u1019\u1031\u102c\u103a\u1012\u101a\u103a <a href=\"https:\/\/www.packqc.com\/my\/product-category\/pendulum-impact-tester\/\">\u1015\u102e\u1021\u102d\u102f\u1004\u103a\u1010\u102e-\u1040\u1041<\/a><\/strong> \u1015\u101b\u1031\u102c\u103a\u1016\u1000\u103a\u101b\u103e\u1004\u103a\u1014\u101a\u103a\u1013\u102c\u1010\u103a\u1001\u103d\u1032\u1001\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1005\u101b\u102c\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038\u104a \u1021\u1031\u102c\u1000\u103a\u1015\u102b\u1021\u101b\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u1015\u102b\u101e\u100a\u103a\u104b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1005\u101b\u102c\u1019\u103b\u102c\u1038\u1005\u103d\u102c (0.5 \u1019\u103e 5.0 J)<\/li>\n\n\n\n<li>\u1021\u1014\u102c\u101c\u102d\u102f\u1002\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1012\u1005\u103a\u1002\u103b\u1005\u103a\u1010\u101a\u103a \u1016\u1010\u103a\u101b\u103e\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038<\/li>\n\n\n\n<li>\u101b\u103d\u1031\u1037\u101c\u103b\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a O-ring \u1000\u101c\u1019\u103a\u1015\u103a\u1005\u1014\u1005\u103a<\/li>\n\n\n\n<li>\u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1021\u101c\u102d\u102f\u1000\u103a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a\u1021\u101c\u1031\u1038\u1019\u103b\u102c\u1038<\/li>\n<\/ul>\n\n\n\n<p>\u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038 \u1010\u102d\u1000\u103b\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1000\u102d\u102f \u1019\u103e\u1014\u103a\u1000\u1014\u103a\u1005\u103d\u102c \u1010\u1014\u103a\u1038\u1010\u1030\u100a\u102e\u1021\u1031\u102c\u1004\u103a \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u1015\u102b\u104b.<\/li>\n\n\n\n<li>\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1010\u102d\u102f\u1004\u103a\u1038\u1019\u1010\u102d\u102f\u1004\u103a\u1001\u1004\u103a \u1012\u102d\u102f\u1004\u103a\u101a\u101a\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1012\u1005\u103a\u1002\u103b\u1005\u103a\u1010\u101a\u103a \u1021\u101c\u1031\u1038\u1001\u103b\u102d\u1014\u103a\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u1005\u1000\u103a\u1000\u102d\u102f \u101e\u102f\u100a\u1015\u103c\u1014\u103a\u1011\u102c\u1038\u1015\u102b\u104b.<\/li>\n\n\n\n<li>\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1015\u102b\u104b <a href=\"https:\/\/store.astm.org\/d3420-21.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM D1922<\/a> \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u104f \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u104b.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u101b\u101c\u1012\u103a\u1019\u103b\u102c\u1038 \u1010\u1004\u103a\u1015\u103c\u1001\u103c\u1004\u103a\u1038<\/h2>\n\n\n\n<p>\u101e\u1004\u1037\u103a\u1021\u1005\u102e\u101b\u1004\u103a\u1001\u1036\u1005\u102c\u1010\u103d\u1004\u103a \u1015\u102b\u101d\u1004\u103a\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u1019\u103b\u102c\u1038\u1019\u103e\u102c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1014\u1019\u1030\u1014\u102c \u1021\u1011\u1031\u102c\u1000\u103a\u1021\u1011\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038<\/li>\n\n\n\n<li>\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u1031\u102c \u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038 (A \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a B)<\/li>\n\n\n\n<li>\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1005\u103a\u1006\u1031\u1038\u1001\u1032\u1037\u101e\u100a\u1037\u103a \u1014\u1019\u1030\u1014\u102c\u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a<\/li>\n\n\n\n<li><strong data-start=\"3672\" data-end=\"3701\">\u1015\u103b\u1019\u103a\u1038\u1019\u103b\u103e \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a (\u1002\u103b\u1030)<\/strong><\/li>\n\n\n\n<li>\u1014\u1019\u1030\u1014\u102c\u1011\u102f\u1015\u103b\u1019\u103a\u1038\u1019\u103b\u103e<\/li>\n\n\n\n<li><strong data-start=\"3733\" data-end=\"3769\">\u1005\u1036\u1001\u103b\u102d\u1014\u103a\u1000\u103d\u102c\u101f (\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b\u1000)<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1012\u1031\u1010\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u103e\u1010\u103a\u1010\u1019\u103a\u1038\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u1025\u1015\u1019\u102c <strong data-start=\"3805\" data-end=\"3833\">\u1021\u1015\u1030\u1001\u103b\u102d\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u1005\u102d\u102f\u1011\u102d\u102f\u1004\u103a\u1038\u1019\u103e\u102f<\/strong> \u1011\u1015\u103a\u1019\u1036\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a \u1021\u101c\u103d\u1014\u103a\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u100a\u103a\u104b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u1005\u1015\u1004\u103a\u1006\u102c \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f \u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1001\u103c\u1004\u103a\u1038<\/h2>\n\n\n\n<p>\u101f\u102d <strong data-start=\"2790\" data-end=\"2813\">\u1005\u1015\u1004\u103a\u1006\u102c \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f<\/strong> (\u1014\u100a\u103a\u1038\u1005\u1009\u103a B) \u1000\u102d\u102f \u1015\u102d\u102f\u1011\u1030\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1015\u102d\u102f\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1021\u101c\u103d\u103e\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1000\u103c\u101e\u100a\u103a\u104b \u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1021\u1006\u1004\u1037\u103a\u1006\u1004\u1037\u103a \u1021\u1000\u103b\u1009\u103a\u1038\u1001\u103b\u102f\u1015\u103a \u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u1015\u102b\u101e\u100a\u103a\u104b<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"2913\" data-end=\"2936\">\u1014\u1019\u1030\u1014\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038<\/strong> 23 \u00b1 2\u00b0C \u1014\u103e\u1004\u1037\u103a 50 \u00b1 10% RH \u101e\u102d\u102f\u1037\u104b.<\/li>\n\n\n\n<li><strong data-start=\"2969\" data-end=\"2990\">\u1011\u1030\u1011\u1014\u103a\u1019\u103e\u102f\u1000\u102d\u102f\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u1015\u102b<\/strong> \u1019\u102d\u102f\u1000\u103a\u1001\u101b\u102d\u102f\u1019\u102e\u1010\u102c\u1000\u102d\u102f \u1010\u102d\u1000\u103b\u1005\u103d\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038 (\u00b10.00025 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c)\u104b.<\/li>\n\n\n\n<li><strong data-start=\"3038\" data-end=\"3055\">\u1016\u103c\u1010\u103a\u1015\u103c\u102e\u1038 \u1010\u1015\u103a\u1006\u1004\u103a<\/strong> \u1048\u1049 \u1019\u102e\u101c\u102e\u1019\u102e\u1010\u102c \u1021\u1016\u103d\u1004\u1037\u103a\u1014\u103e\u1004\u1037\u103a O-ring \u1000\u101c\u1019\u103a\u1015\u103a\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d \u1014\u1019\u1030\u1014\u102c\u1019\u103b\u102c\u1038.<\/li>\n\n\n\n<li><strong data-start=\"3111\" data-end=\"3132\">\u1019\u103c\u103e\u1031\u102c\u1000\u103a\u1015\u103c\u102e\u1038 \u101c\u103d\u103e\u1010\u103a\u1015\u102b<\/strong> \u1001\u103b\u102d\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1014\u1031\u1021\u1011\u102c\u1038\u1019\u103e \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a\u104b.<\/li>\n\n\n\n<li><strong data-start=\"3176\" data-end=\"3198\">\u1000\u103c\u100a\u1037\u103a\u101b\u103e\u102f\u104d \u1019\u103e\u1010\u103a\u1010\u1019\u103a\u1038\u1010\u1004\u103a\u1015\u102b\u104b<\/strong> \u1016\u101c\u1004\u103a\u1000\u102d\u102f \u1016\u1031\u102c\u1000\u103a\u1011\u103d\u1004\u103a\u1038\u101b\u1014\u103a \u1005\u102f\u1015\u103a\u101a\u1030\u101e\u1031\u102c \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u104b.<\/li>\n\n\n\n<li><strong data-start=\"3243\" data-end=\"3281\">\u1014\u1019\u1030\u1014\u102c\u1004\u102b\u1038\u1001\u102f\u1021\u1011\u102d \u1021\u1014\u100a\u103a\u1038\u1006\u102f\u1036\u1038 \u1011\u1015\u103a\u101c\u102f\u1015\u103a\u1015\u102b\u104b<\/strong> \u1014\u103e\u1004\u1037\u103a \u1015\u103b\u1019\u103a\u1038\u1019\u103b\u103e\u1010\u1014\u103a\u1016\u102d\u102f\u1038\u1000\u102d\u102f \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u1015\u102b\u104b.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"ASTM D3420 \u1015\u101c\u1015\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101b\u102f\u1015\u103a\u101b\u103e\u1004\u103a\u1015\u103c\u102c\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/vEx4esxMESw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p><strong data-start=\"3310\" data-end=\"3356\">\u101c\u102f\u1015\u103a\u1011\u102f\u1036\u1038\u101c\u102f\u1015\u103a\u1014\u100a\u103a\u1038 B \u1021\u1010\u103d\u1000\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u1001\u103c\u1004\u103a\u1038:<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em data-start=\"3360\" data-end=\"3379\">E = (R \/ 100) \u00d7 C<\/em><br data-start=\"3379\" data-end=\"3382\">\u1018\u101a\u103a\u1019\u103e\u102c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em style=\"font-size: 16px;\" data-start=\"3393\" data-end=\"3396\">E<\/em> \u1002\u103b\u1030\u101c\u103a\u1016\u103c\u1004\u1037\u103a \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a<\/li>\n\n\n\n<li><em style=\"font-size: 16px;\" data-start=\"3420\" data-end=\"3423\">R<\/em> = \u1021\u1010\u102d\u102f\u1004\u103a\u1038\u1021\u1010\u102c \u1016\u1010\u103a\u1001\u103c\u1004\u103a\u1038 (0\u2013100)<\/li>\n\n\n\n<li><em style=\"font-size: 16px;\" data-start=\"3452\" data-end=\"3455\">C<\/em> \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u101e\u1030\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a (\u1025\u1015\u1019\u102c\u104a 0.17\u104a 0.34\u104a 0.67 J \u1005\u101e\u100a\u103a)<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038 \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1005\u1000\u103a\u1000\u102d\u102f \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038<\/h2>\n\n\n\n<p>\u1010\u102d\u1000\u103b\u1005\u103d\u102c \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038 <strong data-start=\"4573\" data-end=\"4619\">\u1015\u101c\u1010\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u104f \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f<\/strong> ASTM D3420 \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1005\u102d\u1014\u103a\u1001\u1031\u102b\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1015\u103c\u1004\u103a\u1038\u1011\u1014\u103a\u101e\u1031\u102c \u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u1005\u1039\u1005\u100a\u103a\u1038\u104f \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1000\u102d\u102f \u1021\u102c\u1019\u1001\u1036\u101b\u1014\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b \u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u1037\u103a \u101c\u102f\u1015\u103a\u1011\u102f\u1036\u1038\u101c\u102f\u1015\u103a\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1000\u102c \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u101e\u1031\u102c \u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u1000\u1032\u1037\u101e\u102d\u102f\u1037 \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a <strong data-start=\"4788\" data-end=\"4815\"><a href=\"https:\/\/www.packqc.com\/my\/\">\u1006\u1032\u101c\u103a\u1010\u1030\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038<\/a> \u1015\u102e\u1021\u102d\u102f\u1004\u103a\u1010\u102e-\u1040\u1041<\/strong>, \u104a \u1013\u102c\u1010\u103a\u1001\u103d\u1032\u1001\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b <strong data-start=\"4852\" data-end=\"4908\">\u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1011\u1015\u103a\u1019\u1036\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 \u1010\u102d\u1000\u103b\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u104d \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c \u101b\u101c\u1012\u103a\u1019\u103b\u102c\u1038<\/strong>. \u1024\u101e\u100a\u103a\u1000 \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u102c\u1019\u1001\u1036\u1015\u1031\u1038\u1000\u102c\u104a \u1011\u102f\u1015\u103a\u1015\u102d\u102f\u1038\u1019\u103e\u102f\u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u1019\u103e\u102f\u1000\u102d\u102f \u1019\u103c\u103e\u1004\u1037\u103a\u1010\u1004\u103a\u1015\u1031\u1038\u1015\u103c\u102e\u1038\u104a \u1021\u1015\u103c\u100a\u103a\u1015\u103c\u100a\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1019\u103e\u102f\u1000\u102d\u102f \u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\t\u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u102d\u102f\u1037\u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u101e\u103d\u101a\u103a\u1015\u102b ASTM D3420 \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038 \u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103b\u1000\u103a \u101b\u101a\u1030\u101b\u1014\u103a\t\t\t\t<\/h2>\n\n\n\n<p>ASTM D3420 \u1015\u1004\u103a\u1012\u1030\u101c\u1019\u103a I \u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1001\u103c\u1004\u103a\u1038<strong data-start=\"4289\" data-end=\"4316\">\u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u103e\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1014\u100a\u103a\u1038<\/strong> \u1024\u1014\u100a\u103a\u1038\u1005\u1014\u1005\u103a\u101e\u100a\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u101c\u1010\u103a\u1005\u1010\u1005\u103a\u1015\u103c\u102c\u1038\u1019\u103b\u102c\u1038\u104f \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u102c\u1019\u1001\u1036\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u1001\u102d\u102f\u1004\u103a\u1019\u102c\u101e\u1031\u102c \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1014\u100a\u103a\u1038\u1017\u103b\u1030\u101f\u102c\u1019\u103b\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1000\u103b\u103d\u1019\u103a\u1038\u1000\u103b\u1004\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u103c\u102c\u1038\u104f \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u1000\u102d\u102f \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u1005\u103d\u102c \u101e\u102f\u1036\u1038\u101e\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1010\u102d\u102f\u1038\u1010\u1000\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1026\u1038\u1006\u1031\u102c\u1004\u103a\u1000\u102c \u1021\u101b\u100a\u103a\u1021\u101e\u103d\u1031\u1038\u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n\n\n\n<p>\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u102d\u102f\u1019\u102d\u102f\u101e\u102d\u101b\u103e\u102d\u101b\u1014\u103a <strong data-start=\"4646\" data-end=\"4673\">\u1041TP\u1043T PIT-\u1040\u1041<\/strong> \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1005\u102d\u1010\u103a\u1010\u102d\u102f\u1004\u103a\u1038\u1000\u103b \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038 \u1006\u103d\u1031\u1038\u1014\u103d\u1031\u1038\u101c\u102d\u102f\u1015\u102b\u1000 \u101a\u1014\u1031\u1037 \u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u102d\u102f\u1037\u104f \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1021\u1016\u103d\u1032\u1037\u1000\u102d\u102f \u1006\u1000\u103a\u101e\u103d\u101a\u103a\u1015\u102b\u104b<\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding ASTM D3420 and Its Importance ASTM D3420 is a widely recognized standard used to determine the pendulum impact resistance of plastic film materials. It simulates real-world impact conditions to assess a film&#8217;s toughness, particularly for applications in packaging, medical, and consumer goods. This guide explains how to conduct the test using a film pendulum [&hellip;]<\/p>","protected":false},"featured_media":10016,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[611],"class_list":["post-9837","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/standard\/9837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/media\/10016"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/media?parent=9837"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/my\/wp-json\/wp\/v2\/standard-category?post=9837"}],"curies":[{"name":"\u1012\u1017\u101c\u103b\u1030\u1015\u102e","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}