{"id":1261,"date":"2026-05-12T08:14:06","date_gmt":"2026-05-12T08:14:06","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1261"},"modified":"2026-05-12T09:09:33","modified_gmt":"2026-05-12T09:09:33","slug":"astm-f1921","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/vi\/standard\/astm-f1921\/","title":{"rendered":"ASTM F1921"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1261\" class=\"elementor elementor-1261\" data-elementor-post-type=\"standard\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5ec1237 e-flex e-con-boxed e-con e-parent\" data-id=\"5ec1237\" 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-b53c995 elementor-widget elementor-widget-text-editor\" data-id=\"b53c995\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Ti\u00eau chu\u1ea9n ASTM F1921 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/h2><p>Ti\u00eau chu\u1ea9n ASTM F1921 \u0111\u1ecbnh ngh\u0129a m\u1ed9t <strong>ph\u01b0\u01a1ng ph\u00e1p th\u00ed nghi\u1ec7m \u0111\u1ec3 \u0111o \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u1ed1i h\u00e0n nhi\u1ec7t ngay sau khi h\u00ecnh th\u00e0nh<\/strong>, tr\u01b0\u1edbc khi v\u1eadt li\u1ec7u ngu\u1ed9i xu\u1ed1ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng. T\u00ednh ch\u1ea5t n\u00e0y \u2014 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <em>\u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/em>\u2014c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f3ng g\u00f3i t\u1ed1c \u0111\u1ed9 cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 <strong>\u0111\u00f3ng g\u00f3i d\u1ea1ng \u0111i\u1ec1n-ni\u00eam phong (FFS)<\/strong> c\u00e1c quy tr\u00ecnh.<\/p><p>C\u00e1i <strong>ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/strong> m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec1u ki\u1ec7n h\u00e0n th\u1ef1c t\u1ebf b\u1eb1ng c\u00e1ch t\u00e1c \u0111\u1ed9ng nhi\u1ec7t v\u00e0 \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t l\u00ean c\u00e1c m\u00e0ng nh\u1ef1a nhi\u1ec7t d\u1ebbo.<\/p><p>Kh\u00e1c v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n ni\u00eam phong th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, ti\u00eau chu\u1ea9n ASTM F1921 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh khi n\u00f3ng \u0111\u00e1nh gi\u00e1 <strong>ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ph\u1edbt trong th\u1eddi gian th\u1ef1c d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u1ee9ng su\u1ea5t nhi\u1ec7t<\/strong>, do \u0111\u00f3 \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a bao b\u00ec.<\/p><h2>Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/h2><p>Ti\u00eau chu\u1ea9n ASTM F1921 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u1ed1i h\u00e0n nhi\u1ec7t ngay sau khi \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh. Chu tr\u00ecnh th\u1eed nghi\u1ec7m bao g\u1ed3m c\u00e1c b\u01b0\u1edbc: h\u00e0n, m\u1edf k\u1eb9p, r\u00fat ra, tr\u00ec ho\u00e3n\/l\u00e0m m\u00e1t v\u00e0 t\u00e1ch c\u00e1c k\u1eb9p ra \u0111\u1ec3 \u0111o l\u1ef1c.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ef8e840 e-con-full e-flex e-con e-child\" data-id=\"ef8e840\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8140b4b e-con-full e-flex e-con e-child\" data-id=\"8140b4b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e756c01 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"e756c01\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-1-Seal.webp\" class=\"attachment-large size-large wp-image-1278\" alt=\"Quy tr\u00ecnh ki\u1ec3m tra \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng \u2013 1 l\u1edbp ni\u00eam phong\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-1-Seal.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-1-Seal-18x12.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">1. Con d\u1ea5u<\/h3><p class=\"elementor-image-box-description\">Hai d\u1ea3i \u0111\u01b0\u1ee3c h\u00e0n k\u00edn trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t v\u00e0 th\u1eddi gian gi\u1eef nhi\u1ec7t \u0111\u00e3 \u0111\u1ecbnh.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4658d39 elementor-widget__width-initial elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"4658d39\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-long-arrow-alt-right\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M313.941 216H12c-6.627 0-12 5.373-12 12v56c0 6.627 5.373 12 12 12h301.941v46.059c0 21.382 25.851 32.09 40.971 16.971l86.059-86.059c9.373-9.373 9.373-24.569 0-33.941l-86.059-86.059c-15.119-15.119-40.971-4.411-40.971 16.971V216z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85446db elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"85446db\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-2-Open-Jaws.webp\" class=\"attachment-large size-large wp-image-1279\" alt=\"Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng - Lo\u1ea1i 2: K\u1eb9p h\u1edf\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-2-Open-Jaws.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-2-Open-Jaws-18x12.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">2. H\u00e0m m\u1edf<\/h3><p class=\"elementor-image-box-description\">Hai h\u00e0m m\u1edf ra v\u00e0 khu v\u1ef1c b\u1ecb b\u1ecbt k\u00edn \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81869d6 elementor-widget__width-initial elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"81869d6\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-long-arrow-alt-right\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M313.941 216H12c-6.627 0-12 5.373-12 12v56c0 6.627 5.373 12 12 12h301.941v46.059c0 21.382 25.851 32.09 40.971 16.971l86.059-86.059c9.373-9.373 9.373-24.569 0-33.941l-86.059-86.059c-15.119-15.119-40.971-4.411-40.971 16.971V216z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-82dcd8d elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"82dcd8d\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-3-Withdraw.webp\" class=\"attachment-large size-large wp-image-1280\" alt=\"Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng - B\u01b0\u1edbc 3: R\u00fat m\u1eabu\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-3-Withdraw.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-3-Withdraw-18x12.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">3. R\u00fat ti\u1ec1n<\/h3><p class=\"elementor-image-box-description\">M\u1eabu th\u1eed s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c r\u00fat ra kh\u1ecfi khe gi\u1eefa hai h\u00e0m.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3657b98 e-con-full e-flex e-con e-child\" data-id=\"3657b98\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e93267b elementor-widget__width-initial elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"e93267b\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-long-arrow-alt-right\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M313.941 216H12c-6.627 0-12 5.373-12 12v56c0 6.627 5.373 12 12 12h301.941v46.059c0 21.382 25.851 32.09 40.971 16.971l86.059-86.059c9.373-9.373 9.373-24.569 0-33.941l-86.059-86.059c-15.119-15.119-40.971-4.411-40.971 16.971V216z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17acaff elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"17acaff\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-4-Delay-Cooling.webp\" class=\"attachment-large size-large wp-image-1281\" alt=\"Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng - B\u01b0\u1edbc 4: L\u00e0m m\u00e1t ch\u1eadm\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-4-Delay-Cooling.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-4-Delay-Cooling-18x12.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">4. Tr\u00ec ho\u00e3n \/ L\u00e0m m\u00e1t<\/h3><p class=\"elementor-image-box-description\">M\u1ed9t kho\u1ea3ng th\u1eddi gian tr\u1ec5 (th\u1eddi gian l\u00e0m m\u00e1t) \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t s\u1eb5n s\u1ebd b\u1eaft \u0111\u1ea7u sau khi m\u1edf h\u00e0m.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6530af elementor-widget__width-initial elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"e6530af\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-long-arrow-alt-right\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M313.941 216H12c-6.627 0-12 5.373-12 12v56c0 6.627 5.373 12 12 12h301.941v46.059c0 21.382 25.851 32.09 40.971 16.971l86.059-86.059c9.373-9.373 9.373-24.569 0-33.941l-86.059-86.059c-15.119-15.119-40.971-4.411-40.971 16.971V216z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f33db0e elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"f33db0e\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-5-Separate-Measure.webp\" class=\"attachment-large size-large wp-image-1282\" alt=\"Quy tr\u00ecnh ki\u1ec3m tra \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng 5: T\u00e1ch ra v\u00e0 \u0111o l\u01b0\u1eddng\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-5-Separate-Measure.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Hot-Tack-Testing-Process-5-Separate-Measure-18x12.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">5. T\u00e1ch ri\u00eang v\u00e0 \u0111o l\u01b0\u1eddng<\/h3><p class=\"elementor-image-box-description\">C\u00e1c k\u1eb9p t\u00e1ch ra v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i v\u00e0 l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u1edf ni\u00eam phong \u0111\u01b0\u1ee3c \u0111o cho \u0111\u1ebfn khi ni\u00eam phong b\u1ecb h\u1ecfng.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1d4788 elementor-widget elementor-widget-text-editor\" data-id=\"c1d4788\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>C\u00e1c bi\u1ebfn s\u1ed1 ch\u00ednh trong th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM F1921<\/h2><ul><li><strong>Nhi\u1ec7t \u0111\u1ed9 h\u00e0n k\u00edn:<\/strong> Th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 t\u1ea1o ra \u0111\u01b0\u1eddng cong \u0111\u1ed9 b\u00e1m n\u00f3ng<\/li><li><strong>Th\u1eddi gian l\u01b0u l\u1ea1i:<\/strong><ul><li>M\u00e0ng c\u00f3 \u0111\u1ed9 d\u00e0y \u226425 \u00b5m: ~0,5 gi\u00e2y<\/li><li>M\u00e0ng c\u00f3 \u0111\u1ed9 d\u00e0y 25\u201364 \u00b5m: ~1,0 gi\u00e2y<\/li><li>M\u00e0ng 64 \u00b5m: ~2,5 gi\u00e2y<\/li><\/ul><\/li><li><strong>\u00c1p su\u1ea5t ni\u00eam phong:<\/strong> 15\u201330 N\/cm\u00b2<\/li><li><strong>Th\u1eddi gian l\u00e0m m\u00e1t \/ th\u1eddi gian tr\u1ec5:<\/strong> X\u00e1c \u0111\u1ecbnh th\u1eddi \u0111i\u1ec3m \u0111o l\u01b0\u1eddng<\/li><li><strong>T\u1ed1c \u0111\u1ed9 t\u00e1ch:<\/strong> Th\u00f4ng th\u01b0\u1eddng l\u00e0 200 mm\/ph\u00fat (Ph\u01b0\u01a1ng ph\u00e1p A)<\/li><\/ul><p>C\u00e1c th\u00f4ng s\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn k\u1ebft qu\u1ea3 <strong>\u0110\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n n\u00f3ng c\u1ee7a bao b\u00ec d\u1ebbo<\/strong> v\u1eadt li\u1ec7u.<\/p><h2>M\u00e1y th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng: Thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu cho ti\u00eau chu\u1ea9n ASTM F1921<\/h2><p>A <strong>m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 m\u00f4 ph\u1ecfng quy tr\u00ecnh h\u00e0n k\u00edn v\u00e0 b\u00f3c ngay l\u1eadp t\u1ee9c theo ti\u00eau chu\u1ea9n ASTM F1921. C\u00e1c h\u1ec7 th\u1ed1ng ti\u00ean ti\u1ebfn \u2014 ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1eefng h\u1ec7 th\u1ed1ng do C\u00f4ng ty TNHH Cell Instruments ph\u00e1t tri\u1ec3n \u2014 mang l\u1ea1i:<\/p><ul><li><strong>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n d\u1ef1a tr\u00ean PLC<\/strong> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh l\u1eb7p l\u1ea1i<\/li><li><strong>\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 theo ph\u01b0\u01a1ng ph\u00e1p PID (\u0111\u1ed9 ch\u00ednh x\u00e1c \u00b10,2\u00b0C)<\/strong><\/li><li><strong>C\u00e1c chu k\u1ef3 ki\u1ec3m th\u1eed t\u1ef1 \u0111\u1ed9ng<\/strong> lo\u1ea1i b\u1ecf \u1ea3nh h\u01b0\u1edfng c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/li><li><strong>T\u1ed1c \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/strong><\/li><li><strong>\u0110o l\u1ef1c v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao<\/strong><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-696a839 e-con-full e-flex e-con e-child\" data-id=\"696a839\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a44a8e6 elementor-widget elementor-widget-text-editor\" data-id=\"a44a8e6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>Gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t<\/h3><p>D\u00f2ng s\u1ea3n ph\u1ea9m Cell Instruments HTT h\u1ed7 tr\u1ee3:<\/p><ul><li><strong>Ph\u01b0\u01a1ng ph\u00e1p A (\u0110\u1ed9 tr\u1ec5 c\u1ed1 \u0111\u1ecbnh)<\/strong> v\u00e0 <strong>Ph\u01b0\u01a1ng ph\u00e1p B (\u0110\u1ed9 tr\u1ec5 thay \u0111\u1ed5i)<\/strong><\/li><li>Nhi\u1ec1u ch\u1ebf \u0111\u1ed9 th\u1eed nghi\u1ec7m: \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng, \u0111\u1ed9 bong tr\u00f3c, \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 k\u00edn nhi\u1ec7t<\/li><li>Th\u1eed nghi\u1ec7m t\u1ed1c \u0111\u1ed9 cao l\u00ean \u0111\u1ebfn <strong>12.000 mm\/ph\u00fat<\/strong> (HTT-02)<\/li><\/ul><p>S\u1ef1 linh ho\u1ea1t n\u00e0y cho ph\u00e9p x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau c\u0169ng nh\u01b0 c\u00e1c h\u00e0nh vi ni\u00eam phong.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d56d80 elementor-widget elementor-widget-image\" data-id=\"1d56d80\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"638\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester.webp\" class=\"attachment-large size-large wp-image-1283\" alt=\"M\u00e1y th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng theo ti\u00eau chu\u1ea9n ASTM F1921\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester.webp 400w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-188x300.webp 188w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-8x12.webp 8w\" sizes=\"(max-width: 400px) 100vw, 400px\" title=\"\">\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-c31033e elementor-widget elementor-widget-text-editor\" data-id=\"c31033e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><strong>\u0110\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n n\u00f3ng c\u1ee7a bao b\u00ec d\u1ebbo<\/strong><\/h2><p>C\u00e1i <strong>\u0110\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n n\u00f3ng c\u1ee7a bao b\u00ec d\u1ebbo<\/strong> x\u00e1c \u0111\u1ecbnh li\u1ec7u m\u1ed9t g\u00f3i h\u00e0ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c t\u00e1c \u0111\u1ed9ng ngay sau khi ni\u00eam phong hay kh\u00f4ng. \u0110\u1ed9 b\u00e1m d\u00ednh n\u00f3ng y\u1ebfu c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn:<\/p><ul><li>M\u1edf n\u1eafp trong qu\u00e1 tr\u00ecnh chi\u1ebft r\u00f3t<\/li><li>S\u1ea3n ph\u1ea9m b\u1ecb nhi\u1ec5m b\u1ea9n ho\u1eb7c r\u00f2 r\u1ec9<\/li><li>Hi\u1ec7u qu\u1ea3 \u0111\u00f3ng g\u00f3i gi\u1ea3m s\u00fat<\/li><li>L\u01b0\u1ee3ng ch\u1ea5t th\u1ea3i v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng t\u0103ng l\u00ean<\/li><\/ul><p>Ti\u00eau chu\u1ea9n ASTM F1921 gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t:<\/p><ul><li><strong>X\u1ebfp h\u1ea1ng hi\u1ec7u su\u1ea5t v\u1eadt li\u1ec7u<\/strong><\/li><li><strong>T\u1ed1i \u01b0u h\u00f3a c\u00e1c th\u00f4ng s\u1ed1 l\u00e0m k\u00edn<\/strong><\/li><li><strong>\u0110\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a quy tr\u00ecnh trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng FFS<\/strong><\/li><\/ul><h2>Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM F1921<br \/>\u2014Ph\u01b0\u01a1ng ph\u00e1p A so v\u1edbi Ph\u01b0\u01a1ng ph\u00e1p B<\/h2><p>Ti\u00eau chu\u1ea9n ASTM F1921 quy \u0111\u1ecbnh hai ph\u01b0\u01a1ng ph\u00e1p ri\u00eang bi\u1ec7t:<\/p><h3>Ph\u01b0\u01a1ng ph\u00e1p A \u2013 \u0110\u1ed9 tr\u1ec5 c\u1ed1 \u0111\u1ecbnh<\/h3><ul><li>\u0110o \u0111\u1ed9 b\u1ec1n ni\u00eam phong t\u1ea1i <strong>th\u1eddi gian l\u00e0m m\u00e1t c\u1ee5 th\u1ec3<\/strong><\/li><li>T\u1ea1o ra m\u1ed9t <strong>\u0110\u01b0\u1eddng cong m\u1ed1i b\u00e1m n\u00f3ng theo th\u1eddi gian<\/strong><\/li><li>Th\u00edch h\u1ee3p \u0111\u1ec3 ph\u00e2n t\u00edch chi ti\u1ebft h\u00e0nh vi l\u00e0m m\u00e1t<\/li><\/ul><h3>Ph\u01b0\u01a1ng ph\u00e1p B \u2013 \u0110\u1ed9 tr\u1ec5 bi\u1ebfn \u0111\u1ed5i<\/h3><ul><li>C\u00e1c bi\u1ec7n ph\u00e1p <strong>l\u1ef1c t\u1ed1i \u0111a sau kho\u1ea3ng th\u1eddi gian tr\u1ec5 \u0111\u00e3 ch\u1ecdn<\/strong><\/li><li>Nhanh h\u01a1n v\u00e0 \u0111\u01a1n gi\u1ea3n h\u01a1n cho c\u00e1c th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ecbnh k\u1ef3<\/li><li>R\u1ea5t ph\u00f9 h\u1ee3p cho <strong>m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t<\/strong><\/li><\/ul><h2>C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack<\/h2><p>\u0110\u1ec3 gi\u1ea3i th\u00edch ch\u00ednh x\u00e1c k\u1ebft qu\u1ea3 theo ti\u00eau chu\u1ea9n ASTM F1921, vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c ki\u1ec3u t\u00e1ch r\u1eddi c\u1ee7a l\u1edbp ni\u00eam phong l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu. C\u00e1c bi\u1ec3u hi\u1ec7n h\u01b0 h\u1ecfng kh\u00e1c nhau cho th\u1ea5y c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau li\u00ean quan \u0111\u1ebfn v\u1eadt li\u1ec7u ho\u1eb7c quy tr\u00ecnh.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-63ec2a0 e-con-full e-flex e-con e-child\" data-id=\"63ec2a0\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-b7ab802 e-con-full e-grid e-con e-child\" data-id=\"b7ab802\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-34fc5c5 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"34fc5c5\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-1.webp\" class=\"attachment-large size-large wp-image-1284\" alt=\"C\u00e1c d\u1ea1ng h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 1\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-1.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-1-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Mi\u1ebfng d\u00e1n b\u00f3c<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">S\u1ef1 t\u00e1ch bi\u1ec7t x\u1ea3y ra t\u1ea1i giao di\u1ec7n gi\u1eefa hai b\u1ec1 m\u1eb7t.<br><b>Cho bi\u1ebft: <\/b>Kh\u1ea3 n\u0103ng li\u00ean k\u1ebft gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t k\u00e9m ho\u1eb7c nhi\u1ec7t \u0111\u1ed9\/\u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ee7.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9691fc8 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"9691fc8\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-2.webp\" class=\"attachment-large size-large wp-image-1285\" alt=\"C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 2\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-2.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-2-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">L\u1edbp b\u00f3c d\u00ednh ch\u1eb7t<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">S\u1ef1 c\u1ed1 x\u1ea3y ra trong m\u1ed9t trong c\u00e1c l\u1edbp polymer.<br><b>Cho bi\u1ebft:<\/b> L\u1ef1c li\u00ean k\u1ebft gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t r\u1ea5t m\u1ea1nh; ch\u00ednh v\u1eadt li\u1ec7u b\u1ecb h\u1ecfng.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b8ab6b4 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"b8ab6b4\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-3.webp\" class=\"attachment-large size-large wp-image-1286\" alt=\"C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 3\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-3.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-3-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">T\u00e1ch l\u1edbp<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c l\u1edbp c\u1ee7a m\u1ed9t c\u1ea5u tr\u00fac nhi\u1ec1u l\u1edbp. <br><b>Cho bi\u1ebft:<\/b> S\u1ef1 li\u00ean k\u1ebft y\u1ebfu gi\u1eefa c\u00e1c l\u1edbp trong v\u1eadt li\u1ec7u nhi\u1ec1u l\u1edbp.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90ba3b6 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"90ba3b6\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-4.webp\" class=\"attachment-large size-large wp-image-1287\" alt=\"C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 4\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-4.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-4-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Ngh\u1ec9 gi\u1ea3i lao<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">D\u1ea3i m\u00e0ng t\u00e1ch ra kh\u1ecfi khu v\u1ef1c ni\u00eam phong<br><b>Cho bi\u1ebft:<\/b> Ch\u1ea5t b\u1ecbt k\u00edn c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n v\u1eadt li\u1ec7u n\u1ec1n.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f67fd38 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"f67fd38\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-5.webp\" class=\"attachment-large size-large wp-image-1288\" alt=\"C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 5\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-5.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-5-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Ng\u1eaft k\u1ebft n\u1ed1i t\u1eeb xa<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">V\u1ebft n\u1ee9t xu\u1ea5t hi\u1ec7n t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed c\u00e1ch xa v\u00f2ng \u0111\u1ec7m.<br><b>Cho bi\u1ebft:<\/b> Ph\u1ea7n \u0111\u1ec7m k\u00edn c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n nhi\u1ec1u so v\u1edbi v\u1eadt li\u1ec7u.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b467121 elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"b467121\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-6.webp\" class=\"attachment-large size-large wp-image-1289\" alt=\"C\u00e1c d\u1ea1ng h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 6\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-6.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-6-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u0110\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a v\u1eadt li\u1ec7u<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">V\u1eadt li\u1ec7u kh\u00f4ng \u0111\u01b0\u1ee3c ni\u00eam phong c\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i \u0111\u00e1ng k\u1ec3 tr\u01b0\u1edbc khi \u0111\u1ee9t.<br><b>Cho bi\u1ebft:<\/b> M\u00e0ng c\u00f3 \u0111\u1ed9 d\u1ebbo v\u00e0 t\u00ednh linh ho\u1ea1t cao.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17b150b elementor-widget__width-inherit elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"17b150b\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"162\" height=\"122\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-7.webp\" class=\"attachment-large size-large wp-image-1290\" alt=\"C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c trong th\u1eed nghi\u1ec7m Hot Tack 7\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-7.webp 162w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/05\/Failure-Modes-in-Hot-Tack-Testing-7-16x12.webp 16w\" sizes=\"(max-width: 162px) 100vw, 162px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">\u0110\u1ed9 d\u1ebbo k\u00e9o khi b\u00f3c<\/h3><p class=\"elementor-image-box-description\"><p style=\"text-align: left\">Hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c k\u00e8m theo s\u1ef1 gi\u00e3n d\u00e0i \u0111\u00e1ng k\u1ec3 c\u1ee7a v\u1eadt li\u1ec7u ch\u01b0a \u0111\u01b0\u1ee3c ni\u00eam phong.<br><b>Cho bi\u1ebft:<\/b> S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa hi\u1ec7n t\u01b0\u1ee3ng h\u1ecfng k\u1ebft d\u00ednh v\u00e0 \u0111\u1ed9 d\u1ebbo c\u1ee7a v\u1eadt li\u1ec7u.<\/p><\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-544c157 elementor-widget elementor-widget-text-editor\" data-id=\"544c157\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>X\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng cong Hot Tack \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh<\/h2><p>A <strong>\u0111\u01b0\u1eddng cong \u0111\u1ed9 b\u00e1m n\u00f3ng<\/strong> bi\u1ec3u \u0111\u1ed3 so s\u00e1nh \u0111\u1ed9 b\u1ec1n c\u1ee7a con d\u1ea5u theo nhi\u1ec7t \u0111\u1ed9. N\u00f3 gi\u00fap x\u00e1c \u0111\u1ecbnh:<\/p><ul><li>Nhi\u1ec7t \u0111\u1ed9 kh\u1edfi \u0111\u1ed9ng ni\u00eam phong (SIT)<\/li><li>C\u1eeda s\u1ed5 c\u00f3 kh\u1ea3 n\u0103ng k\u00edn kh\u00ed t\u1ed1i \u01b0u<\/li><li>\u0110\u1ed9 b\u00e1m d\u00ednh n\u00f3ng t\u1ed1i \u0111a<\/li><\/ul><p>D\u1eef li\u1ec7u n\u00e0y gi\u00fap c\u00e1c k\u1ef9 s\u01b0 <strong>\u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 ni\u00eam phong \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00f3ng g\u00f3i \u1ed5n \u0111\u1ecbnh<\/strong>.<\/p><h2>C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 ti\u00eau chu\u1ea9n ASTM F1921<\/h2><ol><li><strong> M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a ti\u00eau chu\u1ea9n ASTM F1921 l\u00e0 g\u00ec?<\/strong><br \/>N\u00f3 \u0111\u00e1nh gi\u00e1 <strong>\u0110\u1ed9 b\u00e1m d\u00ednh n\u00f3ng c\u1ee7a c\u00e1c mi\u1ebfng \u0111\u1ec7m nhi\u1ec7t d\u1ebbo ngay sau khi h\u00e0n k\u00edn<\/strong>, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady c\u1ee7a bao b\u00ec trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/li><li><strong> Ti\u00eau chu\u1ea9n ASTM F1921 kh\u00e1c v\u1edbi ti\u00eau chu\u1ea9n ASTM F88 nh\u01b0 th\u1ebf n\u00e0o?<\/strong><br \/><a href=\"https:\/\/store.astm.org\/f1921_f1921m-12r23.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM F1921<\/a> c\u00e1c bi\u1ec7n ph\u00e1p <strong>\u0111\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n n\u00f3ng<\/strong>, trong khi ti\u00eau chu\u1ea9n ASTM F88 \u0111o l\u01b0\u1eddng <strong>\u0111\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n l\u1ea1nh<\/strong> sau khi ngu\u1ed9i.<\/li><li><strong> Nh\u1eefng ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0o s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng?<\/strong><br \/>C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 bao b\u00ec d\u1ebbo \u0111\u1ec1u ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m n\u00e0y.<\/li><li><strong> S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Ph\u01b0\u01a1ng ph\u00e1p A v\u00e0 Ph\u01b0\u01a1ng ph\u00e1p B l\u00e0 g\u00ec?<\/strong><br \/>Ph\u01b0\u01a1ng ph\u00e1p A \u0111o \u0111\u1ed9 b\u1ec1n theo th\u1eddi gian; Ph\u01b0\u01a1ng ph\u00e1p B ghi l\u1ea1i l\u1ef1c t\u1ed1i \u0111a sau m\u1ed9t kho\u1ea3ng th\u1eddi gian tr\u1ec5.<\/li><li><strong> T\u1ea1i sao \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng l\u1ea1i quan tr\u1ecdng trong quy tr\u00ecnh FFS?<\/strong><br \/>Do c\u00e1c mi\u1ebfng \u0111\u1ec7m ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c tr\u01b0\u1edbc khi l\u00e0m ngu\u1ed9i, \u0111\u1ed9 b\u00e1m d\u00ednh khi n\u00f3ng kh\u00f4ng \u0111\u1ee7 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn <strong>s\u1ef1 c\u1ed1 ni\u00eam phong trong qu\u00e1 tr\u00ecnh \u0111\u00f3ng g\u00f3i<\/strong>.<\/li><\/ol>\t\t\t\t\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>Ti\u00eau chu\u1ea9n ASTM F1921 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh khi n\u00f3ng Ti\u00eau chu\u1ea9n ASTM F1921 quy \u0111\u1ecbnh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u00ed nghi\u1ec7m \u0111\u1ec3 \u0111o \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u1ed1i h\u00e0n nhi\u1ec7t ngay sau khi h\u00ecnh th\u00e0nh, tr\u01b0\u1edbc khi v\u1eadt li\u1ec7u ngu\u1ed9i xu\u1ed1ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng. T\u00ednh ch\u1ea5t n\u00e0y \u2014 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng \u2014 c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f3ng g\u00f3i t\u1ed1c \u0111\u1ed9 cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c quy tr\u00ecnh \u0111\u00f3ng g\u00f3i d\u1ea1ng t\u1ea1o h\u00ecnh - chi\u1ebft r\u00f3t - h\u00e0n k\u00edn (FFS). Ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec1u ki\u1ec7n h\u00e0n th\u1ef1c t\u1ebf b\u1eb1ng c\u00e1ch [\u2026]<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[64],"class_list":["post-1261","standard","type-standard","status-publish","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/standard\/1261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/standard\/1261\/revisions"}],"predecessor-version":[{"id":1297,"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/standard\/1261\/revisions\/1297"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/media?parent=1261"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/vi\/wp-json\/wp\/v2\/standard-category?post=1261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}