{"id":9853,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/nf-t54-116-2\/"},"modified":"2026-04-16T09:58:49","modified_gmt":"2026-04-16T01:58:49","slug":"nf-t54-116","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/vi\/standard\/nf-t54-116\/","title":{"rendered":"T54-116"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Ti\u00eau chu\u1ea9n ki\u1ec3m tra ch\u00ednh<\/h2>\n\n\n\n<p>C\u00e1c <strong data-start=\"1339\" data-end=\"1353\">T54-116<\/strong> Ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh <strong data-start=\"1407\" data-end=\"1433\">Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp c\u1ee7a phim<\/strong> B\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00e2m th\u1ee7ng m\u1ed9t t\u1ea5m nh\u1ef1a b\u1eb1ng m\u1ed9t c\u00e1nh tay \u0111\u00f2n b\u1ea9y \u0111\u01b0\u1ee3c trang b\u1ecb \u0111\u1ea7u va ch\u1ea1m h\u00ecnh b\u00e1n c\u1ea7u. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn tr\u00ean to\u00e0n c\u1ea7u. <strong data-start=\"1600\" data-end=\"1614\">Ti\u00eau chu\u1ea9n ASTMD3420<\/strong> ti\u00eau chu\u1ea9n, \u0111\u00e1nh gi\u00e1 <strong data-start=\"1645\" data-end=\"1691\">Kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp c\u1ee7a m\u00e0ng nh\u1ef1a<\/strong> s\u1eed d\u1ee5ng c\u00e1c nguy\u00ean t\u1eafc t\u01b0\u01a1ng t\u1ef1. The <strong data-start=\"1722\" data-end=\"1745\">Th\u1eed nghi\u1ec7m va ch\u1ea1m Spencer<\/strong> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p li\u00ean quan kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf B\u1eafc M\u1ef9 v\u00e0 \u0111\u01b0\u1ee3c coi l\u00e0 ti\u00eau chu\u1ea9n tham chi\u1ebfu cho <strong data-start=\"1831\" data-end=\"1867\">Thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m va \u0111\u1eadp Spencer<\/strong>.<\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 m\u1ed7i ti\u00eau chu\u1ea9n c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t nh\u1ecf v\u1ec1 chu\u1ea9n b\u1ecb m\u1eabu, thang n\u0103ng l\u01b0\u1ee3ng v\u00e0 c\u01a1 ch\u1ebf k\u1eb9p, t\u1ea5t c\u1ea3 \u0111\u1ec1u nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng. <strong data-start=\"2000\" data-end=\"2037\">Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp c\u1ee7a m\u00e0ng nh\u1ef1a<\/strong> theo c\u00e1ch l\u1eb7p l\u1ea1i v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nguy\u00ean l\u00fd c\u01a1 b\u1ea3n c\u1ee7a NF T54-116<\/h2>\n\n\n\n<p>C\u00e1c <strong data-start=\"2144\" data-end=\"2167\">Th\u1eed nghi\u1ec7m va \u0111\u1eadp b\u1eb1ng qu\u1ea3 l\u1eafc<\/strong> \u0110\u01b0\u1ee3c m\u00f4 t\u1ea3 trong NF T54-116 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed8T <strong>M\u1eabu m\u00e0ng nh\u1ef1a<\/strong> (th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc 100\u00d7100 mm ho\u1eb7c \u00d8100 mm) \u0111\u01b0\u1ee3c k\u1eb9p ch\u1eb7t b\u1eb1ng h\u1ec7 th\u1ed1ng kh\u00ed n\u00e9n.<\/li>\n\n\n\n<li>M\u1ed9t con l\u1eafc c\u00f3 m\u1ed9t <strong>B\u1ed9 va ch\u1ea1m h\u00ecnh b\u00e1n c\u1ea7u<\/strong> (th\u01b0\u1eddng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh \u00d838,1 mm) dao \u0111\u1ed9ng t\u1eeb m\u1ed9t g\u00f3c c\u1ed1 \u0111\u1ecbnh.<\/li>\n\n\n\n<li>Khi va ch\u1ea1m v\u1edbi m\u1eabu v\u1eadt, qu\u1ea3 l\u1eafc\u2019s <strong>n\u0103ng l\u01b0\u1ee3ng d\u01b0<\/strong> \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng v\u00e0 tr\u1eeb \u0111i t\u1eeb n\u0103ng l\u01b0\u1ee3ng ti\u1ec1m n\u0103ng ban \u0111\u1ea7u.<\/li>\n\n\n\n<li>C\u00e1c <strong>n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5<\/strong> (\u0111\u01a1n v\u1ecb joules) \u0111\u01b0\u1ee3c ghi l\u1ea1i, th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111\u00e2m th\u1ee7ng ho\u1eb7c r\u00e1ch c\u1ee7a m\u00e0ng phim.<\/li>\n<\/ul>\n\n\n\n<p>Gi\u00e1 tr\u1ecb n\u0103ng l\u01b0\u1ee3ng sau \u0111\u00f3 \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a theo \u0111\u1ed9 d\u00e0y c\u1ee7a m\u1eabu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u.<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho vi\u1ec7c ki\u1ec3m tra. <strong data-start=\"2788\" data-end=\"2846\">M\u00e0ng bao b\u00ec linh ho\u1ea1t, m\u00e0ng gh\u00e9p, v\u1eadt li\u1ec7u r\u00e0o c\u1ea3n<\/strong>v\u00e0 th\u1eadm ch\u00ed <strong data-start=\"2857\" data-end=\"2876\">T\u00fai y t\u1ebf<\/strong>, n\u01a1i s\u1ef1 c\u1ed1 th\u1ee7ng l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng v\u00e0 L\u1ee3i \u00edch<\/h2>\n\n\n\n<p>Hi\u1ec3u v\u1ec1 <strong data-start=\"3010\" data-end=\"3045\">Th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp c\u1ee7a qu\u1ea3 l\u1eafc<\/strong> l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bao b\u00ec<\/strong>Ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1 \u0111\u00f3ng g\u00f3i trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 v\u1eadn chuy\u1ec3n.<\/li>\n\n\n\n<li><strong>D\u01b0\u1ee3c ph\u1ea9m<\/strong>\u0110\u1ea3m b\u1ea3o t\u00fai \u0111\u1ef1ng thu\u1ed1c v\u00e0 m\u00e0ng b\u1ecdc vi\u00ean n\u00e9n v\u1eabn nguy\u00ean v\u1eb9n.<\/li>\n\n\n\n<li><strong>Th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng<\/strong>Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u00e0ng ch\u00e2n kh\u00f4ng v\u00e0 m\u00e0ng c\u00f3 th\u1ec3 h\u00e0n k\u00edn.<\/li>\n\n\n\n<li><strong>Thi\u1ebft b\u1ecb y t\u1ebf<\/strong>Ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u00e0ng r\u00e0o v\u00f4 tr\u00f9ng trong \u0111i\u1ec1u ki\u1ec7n \u00e1p l\u1ef1c.<\/li>\n<\/ul>\n\n\n\n<p>L\u1ee3i \u00edch c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>So s\u00e1nh \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00e1c v\u1eadt li\u1ec7u trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m.<\/li>\n\n\n\n<li>Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng nhanh ch\u00f3ng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/li>\n\n\n\n<li>Tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ASTM v\u1ec1 th\u1eed nghi\u1ec7m va \u0111\u1eadp \u0111\u1ed1i v\u1edbi nh\u1ef1a v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp c\u1ee7a phim <\/h2>\n\n\n\n<p><strong data-start=\"4669\" data-end=\"4697\">1. Chu\u1ea9n b\u1ecb m\u1eabu v\u1eadt<\/strong><br data-start=\"4697\" data-end=\"4700\">C\u1eaft m\u01b0\u1eddi m\u1eabu v\u1eadt theo k\u00edch th\u01b0\u1edbc y\u00eau c\u1ea7u (100\u00d7100 mm) v\u00e0 \u1ee7 ch\u00fang \u1edf nhi\u1ec7t \u0111\u1ed9 23\u00b0C \u00b1 2\u00b0C trong \u00edt nh\u1ea5t 2 gi\u1edd.<\/p>\n\n\n\n<p><strong data-start=\"4808\" data-end=\"4837\">2. Ch\u1ecdn th\u00f4ng s\u1ed1 th\u1eed nghi\u1ec7m<\/strong><br data-start=\"4837\" data-end=\"4840\">Ch\u1ecdn \u0111\u1ea7u va \u0111\u1eadp v\u00e0 \u0111\u1ed1i tr\u1ecdng ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u. \u0110\u1ea3m b\u1ea3o r\u1eb1ng kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng n\u1eb1m trong kho\u1ea3ng 10\u201380% c\u1ee7a thang \u0111o to\u00e0n ph\u1ea7n.<\/p>\n\n\n\n<p><strong data-start=\"4990\" data-end=\"5013\">3. Th\u1ef1c hi\u1ec7n b\u00e0i ki\u1ec3m tra<\/strong><br data-start=\"5013\" data-end=\"5016\">G\u1eafn m\u1eabu b\u1eb1ng k\u1eb9p kh\u00ed n\u00e9n. Th\u1ea3 qu\u1ea3 l\u1eafc, cho ph\u00e9p n\u00f3 va v\u00e0o ch\u00ednh gi\u1eefa m\u1eabu.<\/p>\n\n\n\n<p><strong data-start=\"5131\" data-end=\"5152\">4. Ghi l\u1ea1i k\u1ebft qu\u1ea3<\/strong><br data-start=\"5152\" data-end=\"5155\">\u0110\u1ecdc gi\u00e1 tr\u1ecb n\u0103ng l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 t\u1eeb \u0111\u1ed3ng h\u1ed3. Ghi ch\u00fa xem m\u1eabu c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng g\u00e3y gi\u00f2n hay g\u00e3y d\u1ebbo.<\/p>\n\n\n\n<p><strong data-start=\"5255\" data-end=\"5277\">5. B\u00e1o c\u00e1o k\u1ebft qu\u1ea3<\/strong><br data-start=\"5277\" data-end=\"5280\">Ghi ch\u00fa c\u00e1c gi\u00e1 tr\u1ecb n\u0103ng l\u01b0\u1ee3ng (J), \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a theo \u0111\u1ed9 d\u00e0y m\u1eabu (\u00b5m), gi\u00e1 tr\u1ecb trung b\u00ecnh, \u0111\u1ed9 l\u1ec7ch chu\u1ea9n v\u00e0 c\u00e1c quan s\u00e1t \u0111\u1ecbnh t\u00ednh nh\u01b0 h\u00ecnh d\u1ea1ng l\u1ed7 th\u1ee7ng.<\/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=\"Chu\u1ea9n b\u1ecb m\u1eabu cho m\u00e1y th\u1eed va \u0111\u1eadp ki\u1ec3u con l\u1eafc m\u00e0ng\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DuAGnqNIaOE?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<h2 class=\"wp-block-heading\">Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/h2>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a, <a href=\"https:\/\/www.celtec.cn\/productinfo\/1239673.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong data-start=\"3786\" data-end=\"3824\">M\u00e1y th\u1eed va \u0111\u1eadp b\u1eb1ng qu\u1ea3 l\u1eafc phim PIT-01<\/strong><\/a> b\u1edfi <strong data-start=\"3828\" data-end=\"3848\">D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o<\/strong> l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng.<\/p>\n\n\n\n<p><strong data-start=\"3871\" data-end=\"3897\">T\u1ea1i sao n\u00ean ch\u1ecdn PIT-01?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 tu\u00e2n th\u1ee7<\/strong>: Ho\u00e0n to\u00e0n tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n NF T54-116 v\u00e0 ASTM D3420.<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/strong>\u0110o l\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c 0,001 J.<\/li>\n\n\n\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a<\/strong>: C\u01a1 ch\u1ebf gi\u1ea3i ph\u00f3ng t\u1ef1 \u0111\u1ed9ng b\u1eb1ng qu\u1ea3 l\u1eafc v\u00e0 k\u1eb9p kh\u00ed n\u00e9n gi\u00fap gi\u1ea3m thi\u1ec3u sai s\u00f3t c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh.<\/li>\n\n\n\n<li><strong>C\u1ea5u h\u00ecnh linh ho\u1ea1t<\/strong>H\u1ed7 tr\u1ee3 nhi\u1ec1u \u0111\u1ea7u va \u0111\u1eadp (\u00d825,4, \u00d819, \u00d812,7 mm) v\u00e0 m\u1ee9c n\u0103ng l\u01b0\u1ee3ng (1\u20135 J).<\/li>\n\n\n\n<li><strong>Giao di\u1ec7n th\u00f4ng minh<\/strong>\u0110\u01b0\u1ee3c trang b\u1ecb m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng HMI v\u00e0 ch\u1ee9c n\u0103ng b\u00e1o c\u00e1o d\u1eef li\u1ec7u t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ph\u00e2n t\u00edch th\u1eed nghi\u1ec7m hi\u1ec7u qu\u1ea3.<\/li>\n<\/ul>\n\n\n\n<p>Cho d\u00f9 b\u1ea1n \u0111ang t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac m\u00e0ng \u0111a l\u1edbp hay ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n c\u1ee7a bao b\u00ec, th\u00ec <strong data-start=\"4463\" data-end=\"4473\">PIT-01<\/strong> cung c\u1ea5p k\u1ebft qu\u1ea3 nh\u1ea5t qu\u00e1n v\u00e0 ch\u00ednh x\u00e1c <strong data-start=\"4507\" data-end=\"4539\">Th\u1eed nghi\u1ec7m va \u0111\u1eadp b\u1eb1ng qu\u1ea3 l\u1eafc phim<\/strong> K\u1ebft qu\u1ea3 gi\u00fap b\u1ea1n tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u00e0 duy tr\u00ec t\u00ednh c\u1ea1nh tranh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tLi\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i Nh\u1eadn Gi\u1ea3i ph\u00e1p ki\u1ec3m tra ti\u00eau chu\u1ea9n NF T54-116\t\t\t\t<\/h2>\n\n\n\n<p>D\u00f9 b\u1ea1n \u0111ang \u0111\u00e1nh gi\u00e1 <strong data-start=\"6010\" data-end=\"6042\">M\u00e0ng nh\u1ef1a cho \u0111\u1ed9 b\u1ec1n<\/strong>, th\u1ef1c hi\u1ec7n <strong data-start=\"6055\" data-end=\"6079\">Th\u1eed nghi\u1ec7m va \u0111\u1eadp b\u1eb1ng qu\u1ea3 l\u1eafc<\/strong>ho\u1eb7c so s\u00e1nh v\u1edbi <strong data-start=\"6100\" data-end=\"6114\">Ti\u00eau chu\u1ea9n ASTMD3420<\/strong> V\u00e0 <strong data-start=\"6119\" data-end=\"6133\">T54-116<\/strong>\u0110\u1ea7u t\u01b0 v\u00e0o c\u00e1c gi\u1ea3i ph\u00e1p ki\u1ec3m tra ti\u00ean ti\u1ebfn l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. V\u1edbi h\u01a1n hai th\u1eadp k\u1ef7 kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c ki\u1ec3m tra v\u1eadt li\u1ec7u, <strong data-start=\"6240\" data-end=\"6260\">D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o<\/strong> Gi\u00fap c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh ph\u00e1p l\u00fd.<\/p>\n\n\n\n<p><strong data-start=\"6357\" data-end=\"6475\" data-is-last-node=\"\">N\u00e2ng cao kh\u1ea3 n\u0103ng th\u1eed nghi\u1ec7m va \u0111\u1eadp c\u1ee7a b\u1ea1n ngay h\u00f4m nay v\u1edbi PIT-01\u2014\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho \u0111\u1ed9 tin c\u1eady.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m ch\u00ednh Ti\u00eau chu\u1ea9n NF T54-116 quy \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m nh\u1eb1m x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp c\u1ee7a m\u00e0ng nh\u1ef1a b\u1eb1ng c\u00e1ch \u0111o n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00e2m th\u1ee7ng m\u1ed9t t\u1ea5m nh\u1ef1a b\u1eb1ng c\u00e1nh tay con l\u1eafc \u0111\u01b0\u1ee3c trang b\u1ecb \u0111\u1ea7u va \u0111\u1eadp h\u00ecnh b\u00e1n c\u1ea7u. Ti\u00eau chu\u1ea9n n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n ASTM D3420 \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn tr\u00ean to\u00e0n c\u1ea7u, d\u00f9ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp b\u1eb1ng con l\u1eafc c\u1ee7a m\u00e0ng nh\u1ef1a [\u2026]<\/p>","protected":false},"featured_media":7296,"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":[617],"class_list":["post-9853","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-nf"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/standard\/9853","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/media\/7296"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/media?parent=9853"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/standard-category?post=9853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}