{"id":7733,"date":"2025-12-24T14:55:26","date_gmt":"2025-12-24T06:55:26","guid":{"rendered":"https:\/\/www.qualitester.com\/?page_id=7733"},"modified":"2025-12-24T14:55:56","modified_gmt":"2025-12-24T06:55:56","slug":"geomembrane-elongation-at-break-test","status":"publish","type":"page","link":"https:\/\/www.qualitester.com\/vi\/applications\/geomembrane-elongation-at-break-test\/","title":{"rendered":"Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m"},"content":{"rendered":"<h1 style=\"text-align: center;\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m<\/h1>\n<h1 style=\"text-align: center;\"><small>ASTM D6693<\/small><\/h1>\n<hr \/>\n<p data-start=\"626\" data-end=\"1018\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-7741 alignleft\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test1-281x300.webp\" alt=\"Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt 1\" width=\"224\" height=\"239\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test1-281x300.webp 281w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test1-11x12.webp 11w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test1.webp 375w\" sizes=\"(max-width: 224px) 100vw, 224px\" \/><\/p>\n<p data-start=\"626\" data-end=\"1018\">C\u00e1c <strong data-start=\"630\" data-end=\"670\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m<\/strong> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 c\u01a1 h\u1ecdc quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c v\u1eadt li\u1ec7u m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt ph\u1ea3n \u1ee9ng v\u1edbi \u1ee9ng su\u1ea5t k\u00e9o cho \u0111\u1ebfn khi b\u1ecb \u0111\u1ee9t. T\u00ednh ch\u1ea5t n\u00e0y ph\u1ea3n \u00e1nh tr\u1ef1c ti\u1ebfp \u0111\u1ed9 linh ho\u1ea1t, \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt, nh\u1eefng y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 l\u1edbp l\u00f3t b\u00e3i ch\u00f4n l\u1ea5p, h\u1ed3 ch\u1ee9a, h\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n ch\u1ea5t th\u1ea3i khai th\u00e1c m\u1ecf v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p data-start=\"1020\" data-end=\"1363\">\u0110\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a b\u1edfi <strong data-start=\"1036\" data-end=\"1050\">ASTM D6693<\/strong>, ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 ki\u1ec3m so\u00e1t v\u00e0 c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i \u0111\u1ec3 \u0111o \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt kh\u00f4ng gia c\u1ed1. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t, ph\u00f2ng th\u00ed nghi\u1ec7m th\u1eed nghi\u1ec7m v\u00e0 nh\u00e2n vi\u00ean ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng, vi\u1ec7c n\u1eafm v\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00f4ng t\u00e1c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u00e1ng tin c\u1eady v\u00e0 vi\u1ec7c so s\u00e1nh v\u1eadt li\u1ec7u c\u00f3 \u00fd ngh\u0129a.<\/p>\n<hr \/>\n<h2 data-start=\"835\" data-end=\"1047\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt theo ti\u00eau chu\u1ea9n ASTM D6693 b\u1eb1ng m\u00e1y \u0111o l\u1ef1c \u0111\u1ee9t<\/h2>\n<p data-start=\"1460\" data-end=\"1790\">Ti\u00eau chu\u1ea9n ASTM D6693 quy \u0111\u1ecbnh m\u1ed9t <strong data-start=\"1482\" data-end=\"1504\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n k\u00e9o ch\u1ec9 s\u1ed1<\/strong> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t k\u00e9o li\u00ean quan c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt polyethylene kh\u00f4ng gia c\u1ed1 v\u00e0 m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt polypropylene d\u1ebbo. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y t\u1eadp trung v\u00e0o h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u \u1edf t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u k\u1eb9p kh\u00f4ng \u0111\u1ed5i, do \u0111\u00f3 ph\u00f9 h\u1ee3p cho vi\u1ec7c ki\u1ec3m so\u00e1t s\u1ea3n xu\u1ea5t v\u00e0 x\u00e1c minh ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt.<\/p>\n<p data-start=\"1792\" data-end=\"2160\">Trong <strong data-start=\"1799\" data-end=\"1839\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m<\/strong>, m\u1ed9t m\u1eabu th\u1eed h\u00ecnh qu\u1ea3 t\u1ea1 \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t thi\u1ebft b\u1ecb \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n <strong data-start=\"1900\" data-end=\"1925\">m\u00e1y \u0111o l\u1ef1c ph\u00e1 v\u1ee1<\/strong> cho \u0111\u1ebfn khi x\u1ea3y ra \u0111\u1ee9t g\u00e3y. Trong qu\u00e1 tr\u00ecnh n\u00e0y, thi\u1ebft b\u1ecb li\u00ean t\u1ee5c ghi l\u1ea1i l\u1ef1c k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i, t\u1ea1o th\u00e0nh m\u1ed9t \u0111\u01b0\u1eddng cong t\u1ea3i tr\u1ecdng\u2013\u0111\u1ed9 gi\u00e3n d\u00e0i ho\u00e0n ch\u1ec9nh. T\u1eeb \u0111\u01b0\u1eddng cong n\u00e0y, ng\u01b0\u1eddi ta x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n k\u00e9o khi \u0111\u1ee9t v\u00e0 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m \u0111\u1ed9 gi\u00e3n d\u00e0i t\u1ea1i \u0111i\u1ec3m \u0111\u1ee9t.<\/p>\n<p data-start=\"2162\" data-end=\"2473\">M\u1eb7c d\u00f9 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng \u0111o \u0111\u1ed9 bi\u1ebfn d\u1ea1ng th\u1ef1c t\u1ebf b\u1eb1ng c\u00e1c thi\u1ebft b\u1ecb \u0111o \u0111\u1ed9 gi\u00e3n d\u00e0i, ti\u00eau chu\u1ea9n ASTM D6693 v\u1eabn \u0111\u1ea3m b\u1ea3o t\u00ednh l\u1eb7p l\u1ea1i b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd h\u00ecnh d\u1ea1ng m\u1eabu th\u1eed, t\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. Do \u0111\u00f3, d\u1eef li\u1ec7u v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i v\u1eabn c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c gi\u1eefa c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m khi c\u00e1c quy tr\u00ecnh \u0111\u01b0\u1ee3c tu\u00e2n th\u1ee7 m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n.<\/p>\n<hr \/>\n<h2 data-start=\"1672\" data-end=\"1901\">T\u1ea1i sao th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt l\u1ea1i r\u1ea5t quan tr\u1ecdng<\/h2>\n<p data-start=\"2541\" data-end=\"2893\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt gi\u00fap \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng c\u1ee7a v\u1eadt li\u1ec7u trong vi\u1ec7c ch\u1ecbu \u1ee9ng su\u1ea5t m\u00e0 kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng \u0111\u1ed9t ng\u1ed9t. Trong c\u00e1c c\u00f4ng tr\u00ecnh th\u1ef1c t\u1ebf, m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt th\u01b0\u1eddng ph\u1ea3i ch\u1ecbu c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng l\u00fan, gi\u00e3n n\u1edf nhi\u1ec7t v\u00e0 s\u1ef1 t\u1eadp trung \u1ee9ng su\u1ea5t c\u1ee5c b\u1ed9. \u0110\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t cao th\u01b0\u1eddng cho th\u1ea5y \u0111\u1ed9 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu bi\u1ebfn d\u1ea1ng t\u1ed1t h\u01a1n.<\/p>\n<p data-start=\"2895\" data-end=\"3059\">Ti\u00eau chu\u1ea9n ASTM D6693 nh\u1ea5n m\u1ea1nh r\u1eb1ng k\u1ebft qu\u1ea3 v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o vi\u1ec7c chu\u1ea9n b\u1ecb m\u1eabu th\u1eed v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m. Do \u0111\u00f3, th\u1eed nghi\u1ec7m n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong:<\/p>\n<ul data-start=\"3060\" data-end=\"3235\">\n<li data-start=\"3060\" data-end=\"3109\">\n<p data-start=\"3062\" data-end=\"3109\">Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt<\/p>\n<\/li>\n<li data-start=\"3110\" data-end=\"3170\">\n<p data-start=\"3112\" data-end=\"3170\">Ki\u1ec3m tra vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/p>\n<\/li>\n<li data-start=\"3171\" data-end=\"3235\">\n<p data-start=\"3173\" data-end=\"3235\">\u0110\u00e1nh gi\u00e1 so s\u00e1nh c\u00e1c c\u00f4ng th\u1ee9c m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt kh\u00e1c nhau<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h2 data-start=\"3242\" data-end=\"3288\">Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt v\u00e0 c\u00e1ch t\u00ednh to\u00e1n \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t<\/h2>\n<p><strong>Quy tr\u00ecnh th\u1eed nghi\u1ec7m tu\u00e2n theo m\u1ed9t tr\u00ecnh t\u1ef1 r\u00f5 r\u00e0ng v\u00e0 h\u1ee3p l\u00fd:<\/strong><\/p>\n<ol data-start=\"4074\" data-end=\"4407\">\n<li data-start=\"4074\" data-end=\"4177\">\n<p data-start=\"4077\" data-end=\"4177\"><strong data-start=\"4077\" data-end=\"4099\">G\u1eafn m\u1eabu th\u1eed<\/strong> \u0111\u01b0\u1ee3c k\u1eb9p ch\u1eb7t trong m\u00e1y th\u1eed l\u1ef1c g\u00e3y, \u0111\u1ea3m b\u1ea3o s\u1ef1 c\u0103n ch\u1ec9nh tr\u1ee5c ch\u00ednh x\u00e1c<\/p>\n<\/li>\n<li data-start=\"4178\" data-end=\"4281\">\n<p data-start=\"4181\" data-end=\"4281\"><strong data-start=\"4181\" data-end=\"4208\">\u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u tr\u1ee5c ngang<\/strong> l\u00ean \u0111\u1ebfn 500 mm\/ph\u00fat \u0111\u1ed1i v\u1edbi m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt b\u1eb1ng polyethylene v\u00e0 polypropylene d\u1ebbo<\/p>\n<\/li>\n<li data-start=\"4282\" data-end=\"4346\">\n<p data-start=\"4285\" data-end=\"4346\"><strong data-start=\"4285\" data-end=\"4321\">T\u00e1c d\u1ee5ng l\u1ef1c k\u00e9o li\u00ean t\u1ee5c<\/strong> cho \u0111\u1ebfn khi m\u1eabu b\u1ecb \u0111\u1ee9t<\/p>\n<\/li>\n<li data-start=\"4347\" data-end=\"4407\">\n<p data-start=\"4350\" data-end=\"4407\"><strong data-start=\"4350\" data-end=\"4385\">Ghi l\u1ea1i d\u1eef li\u1ec7u v\u1ec1 l\u1ef1c v\u00e0 \u0111\u1ed9 gi\u00e3n<\/strong> trong su\u1ed1t qu\u00e1 tr\u00ecnh thi<\/p>\n<\/li>\n<\/ol>\n<p data-start=\"4409\" data-end=\"4638\">Thi\u1ebft b\u1ecb n\u00e0y ghi l\u1ea1i to\u00e0n b\u1ed9 ph\u1ea3n \u1ee9ng k\u00e9o, bao g\u1ed3m l\u1ef1c \u0111\u1ee9t v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i t\u1ea1i \u0111i\u1ec3m \u0111\u1ee9t. Nhi\u1ec1u lo\u1ea1i m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt d\u1ebbo kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111i\u1ec3m ch\u1ea3y r\u00f5 r\u00e0ng, do \u0111\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i t\u1ea1i \u0111i\u1ec3m \u0111\u1ee9t tr\u1edf th\u00e0nh gi\u00e1 tr\u1ecb quan tr\u1ecdng nh\u1ea5t \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o.<\/p>\n<p data-start=\"4711\" data-end=\"4777\"><strong>Ti\u00eau chu\u1ea9n ASTM D6693 \u0111\u01b0a ra c\u00e1c quy t\u1eafc t\u00ednh to\u00e1n r\u00f5 r\u00e0ng nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n:<\/strong><\/p>\n<ul data-start=\"4779\" data-end=\"5005\">\n<li data-start=\"4779\" data-end=\"4881\">\n<p data-start=\"4781\" data-end=\"4881\"><strong data-start=\"4781\" data-end=\"4807\">\u0110\u1ed9 b\u1ec1n k\u00e9o \u0111\u1ee9t<\/strong> b\u1eb1ng t\u1ea3i tr\u1ecdng \u0111\u1ee9t chia cho chi\u1ec1u r\u1ed9ng t\u1ed1i thi\u1ec3u ban \u0111\u1ea7u c\u1ee7a m\u1eabu th\u1eed<\/p>\n<\/li>\n<li data-start=\"4882\" data-end=\"5005\">\n<p data-start=\"4884\" data-end=\"5005\"><strong data-start=\"4884\" data-end=\"4915\">T\u1ef7 l\u1ec7 gi\u00e3n d\u00e0i t\u1ea1i \u0111i\u1ec3m \u0111\u1ee9t<\/strong> b\u1eb1ng \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t chia cho chi\u1ec1u d\u00e0i chu\u1ea9n ban \u0111\u1ea7u, nh\u00e2n v\u1edbi 100<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5007\" data-end=\"5193\">Khi hi\u1ec7n t\u01b0\u1ee3ng thu h\u1eb9p x\u1ea3y ra tr\u01b0\u1edbc khi g\u00e3y, ti\u00eau chu\u1ea9n cho ph\u00e9p t\u00ednh to\u00e1n \u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ef1c \u0111\u1ea1i, \u0111\u1ea3m b\u1ea3o r\u1eb1ng k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt v\u1eabn ph\u1ea3n \u00e1nh \u0111\u00fang t\u00ednh ch\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n<hr \/>\n<h2 data-start=\"5311\" data-end=\"5365\">C\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p trong qu\u00e1 tr\u00ecnh ki\u1ec3m th\u1eed v\u00e0 c\u00e1ch gi\u1ea3m thi\u1ec3u \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng<\/h2>\n<p data-start=\"5367\" data-end=\"5442\">C\u00f3 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m:<\/p>\n<ul data-start=\"5443\" data-end=\"5574\">\n<li data-start=\"5443\" data-end=\"5485\">\n<p data-start=\"5445\" data-end=\"5485\">T\u00ecnh tr\u1ea1ng tr\u01b0\u1ee3t tay c\u1ea7m do k\u1eb9p kh\u00f4ng \u0111\u00fang c\u00e1ch<\/p>\n<\/li>\n<li data-start=\"5486\" data-end=\"5533\">\n<p data-start=\"5488\" data-end=\"5533\">S\u1ef1 l\u1ec7ch tr\u1ee5c c\u1ee7a m\u1eabu th\u1eed g\u00e2y ra \u1ee9ng su\u1ea5t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/p>\n<\/li>\n<li data-start=\"5534\" data-end=\"5574\">\n<p data-start=\"5536\" data-end=\"5574\">S\u1ef1 bi\u1ebfn thi\u00ean v\u1ec1 \u0111\u1ed9 d\u00e0y tr\u00ean c\u00e1c m\u1eabu th\u1eed<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5576\" data-end=\"5767\">\u0110\u1ec3 gi\u1ea3m thi\u1ec3u \u0111\u1ed9 bi\u1ebfn thi\u00ean, c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ea7n duy tr\u00ec thi\u1ebft b\u1ecb \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n, \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n b\u1ecb m\u1eabu nh\u1ea5t qu\u00e1n v\u00e0 s\u1eed d\u1ee5ng m\u00e1y \u0111o l\u1ef1c \u0111\u1ee9t \u1ed5n \u0111\u1ecbnh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho v\u1eadt li\u1ec7u polymer.<\/p>\n<hr \/>\n<h2 data-start=\"5774\" data-end=\"5826\">Thi\u1ebft b\u1ecb th\u1eed k\u00e9o ph\u00f9 h\u1ee3p theo ti\u00eau chu\u1ea9n ASTM D6693<\/h2>\n<figure id=\"attachment_7738\" aria-describedby=\"caption-attachment-7738\" style=\"width: 471px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.qualitester.com\/vi\/san-pham\/tst-01-universal-testing-machine\/\"><img decoding=\"async\" class=\"wp-image-7738\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test-300x200.webp\" alt=\"Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt\" width=\"471\" height=\"314\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test-300x200.webp 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test-18x12.webp 18w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Geomembrane-elongation-at-break-test.webp 600w\" sizes=\"(max-width: 471px) 100vw, 471px\" \/><\/a><figcaption id=\"caption-attachment-7738\" class=\"wp-caption-text\">TST-01<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p data-start=\"5828\" data-end=\"6105\">\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady, c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t m\u00e1y th\u1eed k\u00e9o c\u00f3 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t l\u1ef1c v\u00e0 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. Thi\u1ebft b\u1ecb n\u00e0y <strong data-start=\"5925\" data-end=\"5967\">D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o <a href=\"https:\/\/www.qualitester.com\/vi\/san-pham\/tst-01-universal-testing-machine\/\">M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o TST-01<\/a><\/strong> h\u1ed7 tr\u1ee3 th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM D6693 nh\u1edd cung c\u1ea5p t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u k\u1eb9p \u1ed5n \u0111\u1ecbnh, \u0111o l\u01b0\u1eddng t\u1ea3i tr\u1ecdng ch\u00ednh x\u00e1c v\u00e0 c\u00e1c k\u1eb9p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi m\u1eabu m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt.<\/p>\n<p data-start=\"6107\" data-end=\"6329\">Ngo\u00e0i c\u00e1c \u1ee9ng d\u1ee5ng trong th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt, m\u00e1y TST-01 c\u00f2n \u0111\u00e1p \u1ee9ng nhu c\u1ea7u th\u1eed nghi\u1ec7m trong c\u00e1c l\u0129nh v\u1ef1c nh\u1ef1a, bao b\u00ec, d\u1ec7t may v\u00e0 c\u00e1c v\u1eadt li\u1ec7u d\u1ebbo kh\u00e1c, nh\u1edd \u0111\u00f3 tr\u1edf th\u00e0nh m\u1ed9t gi\u1ea3i ph\u00e1p \u0111a n\u0103ng cho c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m thu\u1ed9c nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n<hr \/>\n<h1>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h1>\n<p data-start=\"6351\" data-end=\"6679\">C\u00e1c <strong data-start=\"6355\" data-end=\"6395\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m<\/strong> Ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n ASTM D6693 v\u1eabn l\u00e0 ph\u01b0\u01a1ng ph\u00e1p c\u01a1 b\u1ea3n \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh n\u0103ng ch\u1ecbu k\u00e9o v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt kh\u00f4ng gia c\u1ed1. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c quy tr\u00ecnh chu\u1ea9n b\u1ecb, th\u1eed nghi\u1ec7m v\u00e0 t\u00ednh to\u00e1n theo ti\u00eau chu\u1ea9n, c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c c\u00e1c k\u1ebft qu\u1ea3 nh\u1ea5t qu\u00e1n, c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u00e0 c\u00f3 \u00fd ngh\u0129a.<\/p>\n<p data-start=\"6681\" data-end=\"6934\" data-is-last-node=\"\" data-is-only-node=\"\">\u0110\u1ed1i v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c ch\u00fa tr\u1ecdng \u0111\u1ebfn vi\u1ec7c \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t v\u1eadt li\u1ec7u, vi\u1ec7c k\u1ebft h\u1ee3p chuy\u00ean m\u00f4n v\u1ec1 ti\u00eau chu\u1ea9n ASTM D6693 v\u1edbi m\u1ed9t m\u00e1y \u0111o l\u1ef1c \u0111\u1ee9t \u0111\u00e1ng tin c\u1eady nh\u01b0 <a href=\"https:\/\/www.celtec.cn\/\" rel=\"nofollow noopener\" target=\"_blank\">D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o<\/a> TST-01 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady v\u1ec1 t\u00ednh ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m trong \u0111i\u1ec1u ki\u1ec7n ch\u1ecbu \u1ee9ng su\u1ea5t k\u00e9o th\u1ef1c t\u1ebf.<\/p>\n<hr \/>\n<h2 data-start=\"0\" data-end=\"7\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<ol>\n<li data-start=\"9\" data-end=\"326\"><strong data-start=\"9\" data-end=\"72\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m \u0111o l\u01b0\u1eddng \u0111i\u1ec1u g\u00ec?<\/strong><br data-start=\"72\" data-end=\"75\" \/>Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a m\u1eabu m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt tr\u01b0\u1edbc khi b\u1ecb \u0111\u1ee9t d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a t\u1ea3i tr\u1ecdng k\u00e9o. K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ph\u1ea3n \u00e1nh \u0111\u1ed9 linh ho\u1ea1t, \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t v\u00e0 v\u1eadn h\u00e0nh.<\/li>\n<li data-start=\"328\" data-end=\"573\"><strong data-start=\"328\" data-end=\"390\">Nh\u1eefng lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o ph\u00f9 h\u1ee3p \u0111\u1ec3 th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n ASTM D6693?<\/strong><br data-start=\"390\" data-end=\"393\" \/>Ti\u00eau chu\u1ea9n ASTM D6693 \u00e1p d\u1ee5ng cho c\u00e1c lo\u1ea1i m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt kh\u00f4ng gia c\u1ed1, ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c v\u1eadt li\u1ec7u polyethylene (PE) v\u00e0 polypropylene d\u1ebbo (fPP), v\u1edbi \u0111\u1ed9 d\u00e0y th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 0,25 mm \u0111\u1ebfn 6,3 mm.<\/li>\n<li data-start=\"575\" data-end=\"897\"><strong data-start=\"575\" data-end=\"648\">T\u1ea1i sao ti\u00eau chu\u1ea9n ASTM D6693 l\u1ea1i \u0111\u01b0\u1ee3c coi l\u00e0 th\u1eed nghi\u1ec7m ch\u1ec9 s\u1ed1 ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u1eed nghi\u1ec7m thi\u1ebft k\u1ebf?<\/strong><br data-start=\"648\" data-end=\"651\" \/>Ti\u00eau chu\u1ea9n ASTM D6693 s\u1eed d\u1ee5ng \u0111\u1ed9 d\u1ecbch chuy\u1ec3n c\u1ee7a \u0111\u1ea7u \u0111o thay v\u00ec \u0111o bi\u1ebfn d\u1ea1ng tr\u1ef1c ti\u1ebfp. M\u1eb7c d\u00f9 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh l\u1eb7p l\u1ea1i cho c\u00f4ng t\u00e1c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, nh\u01b0ng n\u00f3 kh\u00f4ng cung c\u1ea5p d\u1eef li\u1ec7u bi\u1ebfn d\u1ea1ng th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft cho ph\u00e2n t\u00edch thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u.<\/li>\n<li data-start=\"899\" data-end=\"1204\"><strong data-start=\"899\" data-end=\"984\">C\u1ea7n bao nhi\u00eau m\u1eabu th\u1eed \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m c\u00f3 gi\u00e1 tr\u1ecb?<\/strong><br data-start=\"984\" data-end=\"987\" \/>\u0110\u1ed1i v\u1edbi m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt \u0111\u1eb3ng h\u01b0\u1edbng, ph\u1ea3i ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m \u00edt nh\u1ea5t n\u0103m m\u1eabu. \u0110\u1ed1i v\u1edbi v\u1eadt li\u1ec7u d\u1ecb h\u01b0\u1edbng, c\u1ea7n m\u01b0\u1eddi m\u1eabu \u2014 n\u0103m m\u1eabu theo h\u01b0\u1edbng m\u00e1y v\u00e0 n\u0103m m\u1eabu theo h\u01b0\u1edbng ngang \u2014 \u0111\u1ec3 ph\u1ea3n \u00e1nh \u0111\u01b0\u1ee3c t\u00ednh ch\u1ea5t ph\u1ee5 thu\u1ed9c h\u01b0\u1edbng.<\/li>\n<li data-start=\"1206\" data-end=\"1457\"><strong data-start=\"1206\" data-end=\"1257\">T\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n ASTM D6693 l\u00e0 bao nhi\u00eau?<\/strong><br data-start=\"1257\" data-end=\"1260\" \/>Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m l\u00e0 500 mm\/ph\u00fat \u0111\u1ed1i v\u1edbi m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt l\u00e0m t\u1eeb polyethylene v\u00e0 polypropylene d\u1ebbo. Vi\u1ec7c duy tr\u00ec t\u1ed1c \u0111\u1ed9 n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 thu \u0111\u01b0\u1ee3c c\u00e1c k\u1ebft qu\u1ea3 v\u1ec1 \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt theo ti\u00eau chu\u1ea9n ASTM D6693 Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 c\u01a1 h\u1ecdc quan tr\u1ecdng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1ch v\u1eadt li\u1ec7u m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt ph\u1ea3n \u1ee9ng v\u1edbi \u1ee9ng su\u1ea5t k\u00e9o cho \u0111\u1ebfn khi b\u1ecb \u0111\u1ee9t. T\u00ednh ch\u1ea5t n\u00e0y ph\u1ea3n \u00e1nh tr\u1ef1c ti\u1ebfp \u0111\u1ed9 linh ho\u1ea1t, \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng c\u1ee7a m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt, nh\u1eefng y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 l\u1edbp l\u00f3t b\u00e3i ch\u00f4n l\u1ea5p, h\u1ed3 ch\u1ee9a, h\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n ch\u1ea5t th\u1ea3i khai th\u00e1c m\u1ecf v\u00e0 \u2026<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/vi\/applications\/geomembrane-elongation-at-break-test\/\"> <span class=\"screen-reader-text\">Th\u1eed nghi\u1ec7m \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a m\u00e0ng ch\u1ed1ng th\u1ea5m<\/span> \u0110\u1ecdc th\u00eam \u00bb<\/a><\/p>","protected":false},"author":8,"featured_media":0,"parent":6794,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"class_list":["post-7733","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/pages\/7733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/comments?post=7733"}],"version-history":[{"count":0,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/pages\/7733\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/pages\/6794"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/media?parent=7733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}