{"id":33713,"date":"2023-11-07T16:41:50","date_gmt":"2023-11-07T09:41:50","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=33713"},"modified":"2023-11-07T16:41:59","modified_gmt":"2023-11-07T09:41:59","slug":"de-xuat-tieu-chuan-moi-cho-vat-lieu-tong-hop","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/de-xuat-tieu-chuan-moi-cho-vat-lieu-tong-hop\/","title":{"rendered":"\u0110\u1ec1 xu\u1ea5t ti\u00eau chu\u1ea9n m\u1edbi cho v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p"},"content":{"rendered":"\n

Ti\u1ec3u ban v\u1eadt li\u1ec7u composite thu\u1ed9c U\u1ef7 ban ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM \u0111ang \u0111\u1ec1 xu\u1ea5t hai ti\u00eau chu\u1ea9n \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n

\u1ee6y ban v\u1eadt li\u1ec7u composite c\u1ee7a ASTM International (D30) \u0111ang ph\u00e1t tri\u1ec3n hai ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t s\u1ebd c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf tr\u1ef1c ti\u1ebfp cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u00e2y d\u1ef1ng m\u1edbi. C\u1ea3 hai ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn c\u00e1c v\u1eadt li\u1ec7u phi kim lo\u1ea1i thay th\u1ebf \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c k\u1ebft c\u1ea5u b\u00ea t\u00f4ng d\u00f9ng cho d\u00e2n d\u1ee5ng v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p>\n\n\n\n

\u00d4ng Francisco De Caso, th\u00e0nh vi\u00ean c\u1ee7a U\u1ef7 ban ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM, cho bi\u1ebft: \u201cNh\u1eefng ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t n\u00e0y s\u1ebd gi\u00fap tri\u1ec3n khai h\u01a1n n\u1eefa c\u00e1c v\u1eadt li\u1ec7u phi kim lo\u1ea1i, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 c\u00e1c b\u00ean li\u00ean quan l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u00e2y d\u1ef1ng c\u1ee7a h\u1ecd. M\u1eb7c d\u00f9 nh\u1eefng v\u1eadt li\u1ec7u n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, \u00f4 t\u00f4 v\u00e0 truy\u1ec1n th\u00f4ng; tuy nhi\u00ean nh\u1eefng ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3 v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i v\u1eabn ch\u01b0a \u0111\u1ebfn \u0111\u01b0\u1ee3c v\u1edbi c\u1ed9ng \u0111\u1ed3ng k\u1ef9 thu\u1eadt d\u00e2n d\u1ee5ng, m\u1ed9t ph\u1ea7n do thi\u1ebfu th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t.\u201d<\/p>\n\n\n\n

\"\"<\/p>\n\n\n\n

 \u1ee6y ban ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM \u0111\u1ec1 xu\u1ea5t 2 ti\u00eau chu\u1ea9n li\u00ean quan \u0111\u1ebfn v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p<\/strong><\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n \u0111\u1ec1 xu\u1ea5t \u0111\u1ea7u ti\u00ean (WK83812) s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00fap ng\u0103n ng\u1eeba n\u1ee9t v\u00e0 t\u00e1ch b\u00ea t\u00f4ng b\u1eb1ng t\u1ea5m l\u01b0\u1edbi composite. T\u1ea5m n\u00e0y ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c m\u1ea3nh b\u00ea t\u00f4ng b\u1ecb bong ra kh\u1ecfi b\u1ec1 m\u1eb7t b\u00ea t\u00f4ng. \u0110i\u1ec1u n\u00e0y nh\u1eb1m m\u1ee5c \u0111\u00edch gi\u1ea3m thi\u1ec3u nguy hi\u1ec3m v\u00e0 thi\u1ec7t h\u1ea1i do t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c m\u1ea3nh v\u1ee5n\/m\u1ea3nh b\u00ea t\u00f4ng l\u00ean ph\u01b0\u01a1ng ti\u1ec7n ho\u1eb7c ng\u01b0\u1eddi \u0111i b\u1ed9 khi \u00e1p d\u1ee5ng cho c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 t\u1ea5m s\u00e0n c\u1ea7u, d\u1ea7m, lan can t\u01b0\u1eddng v\u00e0 c\u1ed1ng h\u1ed9p.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n \u0111\u1ec1 xu\u1ea5t th\u1ee9 hai (WK87882) \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n do s\u1ef1 gia t\u0103ng \u0111\u1ed9t bi\u1ebfn c\u1ee7a vi\u1ec7c tri\u1ec3n khai thanh c\u1ed1t th\u00e9p polyme gia c\u1ed1 b\u1eb1ng s\u1ee3i (FRP) trong ng\u00e0nh x\u00e2y d\u1ef1ng. Trong khi, s\u1ee3i th\u1ee7y tinh FRP v\u00e0 \u0111\u00e1 bazan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m c\u1ed1t th\u00e9p b\u00ea t\u00f4ng b\u00ean trong, nh\u01b0 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 trong ti\u00eau chu\u1ea9n th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt D30 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t g\u1ea7n \u0111\u00e2y (D8505\/D8505M); ti\u00eau chu\u1ea9n WK87882 s\u1ebd cung c\u1ea5p c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00e1c thanh, s\u1ee3i xo\u1eafn \u1ed1c carbon, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m c\u1ed1t th\u00e9p b\u00ea t\u00f4ng th\u00f4ng th\u01b0\u1eddng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng d\u1ef1 \u1ee9ng l\u1ef1c.<\/p>\n\n\n\n

\u00d4ng De Caso c\u0169ng cho bi\u1ebft: \u201c\u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 cho \u0111\u1ebfn nay, h\u00e0ng tr\u0103m d\u1ef1 \u00e1n x\u00e2y d\u1ef1ng \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3 l\u01b0\u1edbi composite phi kim lo\u1ea1i v\u00e0 c\u00e1c thanh\/s\u1ee3i Carbon fiber (CFRP)\u201d. \u201cC\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c  x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean kinh nghi\u1ec7m cho ph\u00e9p c\u00e1c b\u00ean li\u00ean quan s\u1eed d\u1ee5ng trong to\u00e0n ng\u00e0nh x\u00e2y d\u1ef1ng th\u00edch \u1ee9ng.\u201d<\/p>\n\n\n\n

B\u1ea3o Linh<\/strong><\/p>\n\n\n\n

https:\/\/vietq.vn\/de-xuat-tieu-chuan-moi-cho-vat-lieu-tong-hop-d215765.html\u00a0<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Ti\u1ec3u ban v\u1eadt li\u1ec7u composite thu\u1ed9c U\u1ef7 ban ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM \u0111ang \u0111\u1ec1 xu\u1ea5t hai ti\u00eau chu\u1ea9n \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u00e2y d\u1ef1ng. \u1ee6y ban v\u1eadt li\u1ec7u composite c\u1ee7a ASTM International (D30) \u0111ang ph\u00e1t tri\u1ec3n hai ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t s\u1ebd c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf […]<\/p>\n","protected":false},"author":26,"featured_media":33714,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-33713","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/33713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=33713"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/33713\/revisions"}],"predecessor-version":[{"id":33715,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/33713\/revisions\/33715"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/33714"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=33713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=33713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=33713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}