{"id":575,"date":"2025-05-24T03:09:38","date_gmt":"2025-05-24T03:09:38","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=575"},"modified":"2025-06-23T01:23:26","modified_gmt":"2025-06-23T01:23:26","slug":"luoi-nhua-tong-hop","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/vi\/luoi-nhua-tong-hop\/","title":{"rendered":"L\u01b0\u1edbi tho\u00e1t n\u01b0\u1edbc ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u composite"},"content":{"rendered":"<h2 class=\"wp-block-heading\">I. T\u00ednh n\u0103ng k\u1ef9 thu\u1eadt &nbsp;<\/h2>\n\n\n\n<p><strong>1. V\u1eadt li\u1ec7u &amp; S\u1ea3n xu\u1ea5t \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u: V\u1eadt li\u1ec7u composite gia c\u01b0\u1eddng s\u1ee3i th\u1ee7y tinh\/carbon c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o \u2265420 MPa v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i \u226510%, v\u01b0\u1ee3t tr\u1ed9i h\u01a1n gang x\u00e1m truy\u1ec1n th\u1ed1ng (HT150). \u00a0<\/li>\n\n\n\n<li>X\u1eed l\u00fd b\u1ec1 m\u1eb7t: L\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n (v\u00ed d\u1ee5: s\u01a1n l\u00f3t gi\u00e0u k\u1ebdm ho\u1eb7c epoxy) gi\u00fap t\u0103ng \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt, nhi\u1ec1u n\u01b0\u1edbc mu\u1ed1i ho\u1eb7c c\u00f3 t\u00ednh \u0103n m\u00f2n h\u00f3a h\u1ecdc. \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>2. Thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1eafp r\u00e1p m\u00f4-\u0111un: C\u00e1c th\u00e0nh ph\u1ea7n h\u00ecnh tr\u00f2n, h\u00ecnh b\u00e1n nguy\u1ec7t ho\u1eb7c h\u00ecnh ch\u1eef th\u1eadp th\u00edch \u1ee9ng v\u1edbi nhi\u1ec1u k\u00edch th\u01b0\u1edbc r\u00e3nh tho\u00e1t n\u01b0\u1edbc kh\u00e1c nhau (v\u00ed d\u1ee5: 750\u00d7450 mm, 380\u00d7680 mm), v\u1edbi c\u00e1c l\u1ed7 c\u1eaft s\u1eb5n t\u00f9y ch\u1ecdn \u0111\u1ec3 chi\u1ebfu s\u00e1ng c\u1ea3nh quan. \u00a0<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd n\u01b0\u1edbc: T\u1ef7 l\u1ec7 di\u1ec7n t\u00edch m\u1edf \u226580% l\u01b0u tr\u1eef n\u01b0\u1edbc m\u01b0a \u0111\u1ec3 h\u1ea5p th\u1ee5 d\u1ea7n d\u1ea7n trong khi h\u01b0\u1edbng d\u00f2ng ch\u1ea3y \u0111\u1ec3 gi\u1ea3m thi\u1ec3u x\u00f3i m\u00f2n \u0111\u1ea5t. \u00a0<\/li>\n\n\n\n<li>Ch\u1ed1ng tr\u01b0\u1ee3t v\u00e0 ch\u1ecbu t\u1ea3i: B\u1ec1 m\u1eb7t c\u00f3 k\u1ebft c\u1ea5u (h\u1ec7 s\u1ed1 ma s\u00e1t \u22650,6) v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u22651 t\u1ea5n tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi \u0111i b\u1ed9 v\u00e0 ch\u1ed1ng l\u1ea1i h\u01b0 h\u1ecfng do xe c\u1ed9. \u00a0<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">II. \u01afu \u0111i\u1ec3m c\u1ed1t l\u00f5i \u00a0<\/h3>\n\n\n\n<p><strong>1. Thi\u1ebft k\u1ebf ch\u1ed1ng tr\u1ed9m<\/strong> \u00a0<\/p>\n\n\n\n<p>V\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 t\u00e1i ch\u1ebf c\u00f3 t\u00e1c d\u1ee5ng ng\u0103n ch\u1eb7n tr\u1ed9m c\u1eafp; c\u01a1 ch\u1ebf kh\u00f3a t\u00f9y ch\u1ecdn gi\u00fap b\u1ea3o v\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ng\u1ea7m t\u1ed1t h\u01a1n. \u00a0<\/p>\n\n\n\n<p><strong>2. Ch\u1ed1ng \u0103n m\u00f2n v\u00e0 th\u1eddi ti\u1ebft \u00a0<\/strong><\/p>\n\n\n\n<p>Ch\u1ecbu \u0111\u01b0\u1ee3c axit, ki\u1ec1m v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t (-50\u00b0C \u0111\u1ebfn +300\u00b0C), \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 c\u00f3 hi\u1ec7u su\u1ea5t ch\u1ed1ng l\u00e3o h\u00f3a C\u1ea5p 3+, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c khu v\u1ef1c ven bi\u1ec3n\/c\u00f4ng nghi\u1ec7p. \u00a0<\/p>\n\n\n\n<p><strong>3. Nh\u1eb9 v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t \u00a0<\/strong><\/p>\n\n\n\n<p>Nh\u1eb9 h\u01a1n gang 1\/3\u20132\/3, gi\u1ea3m chi ph\u00ed v\u1eadn chuy\u1ec3n\/l\u1eafp \u0111\u1eb7t, l\u00fd t\u01b0\u1edfng cho vi\u1ec7c s\u1eeda ch\u1eefa kh\u1ea9n c\u1ea5p ho\u1eb7c nh\u1eefng khu v\u1ef1c c\u1ea7n b\u1ea3o tr\u00ec nhi\u1ec1u. \u00a0<\/p>\n\n\n\n<p><strong>4. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i cao v\u00e0 an to\u00e0n <\/strong>\u00a0<\/p>\n\n\n\n<p>C\u01b0\u1eddng \u0111\u1ed9 n\u00e9n \u2265400 kN v\u1edbi \u0111\u1ed9 linh ho\u1ea1t tuy\u1ec7t v\u1eddi, lo\u1ea1i b\u1ecf nguy c\u01a1 g\u00e3y x\u01b0\u01a1ng. C\u00e1c m\u1eabu ch\u1ecbu t\u1ea3i n\u1eb7ng (v\u00ed d\u1ee5: c\u1ea5p B125) ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng con \u0111\u01b0\u1eddng c\u00f3 l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng l\u1edbn. \u00a0<\/p>\n\n\n\n<p><strong>5. Th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 th\u1ea9m m\u1ef9 \u00a0<\/strong><\/p>\n\n\n\n<p>Vi\u1ec7c gi\u1ea3m ti\u00eau th\u1ee5 t\u00e0i nguy\u00ean khai th\u00e1c ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng; m\u00e0u s\u1eafc\/k\u1ebft c\u1ea5u t\u00f9y ch\u1ec9nh h\u00f2a h\u1ee3p v\u1edbi c\u1ea3nh quan \u0111\u00f4 th\u1ecb. \u00a0<\/p>\n\n\n\n<p><strong>6. Gi\u1ea3m ti\u1ebfng \u1ed3n v\u00e0 \u0111\u1ed9 b\u1ec1n \u00a0<\/strong><\/p>\n\n\n\n<p>Kh\u00f4ng c\u00f3 ti\u1ebfng \u1ed3n kim lo\u1ea1i tr\u00ean kim lo\u1ea1i; thi\u1ebft k\u1ebf ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd h\u01a1n 20 n\u0103m v\u1edbi chi ph\u00ed b\u1ea3o tr\u00ec t\u1ed1i thi\u1ec3u. \u00a0<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">III. \u1ee8ng d\u1ee5ng \u00a0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u1ef1 \u00e1n \u0111\u00f4 th\u1ecb: Tho\u00e1t n\u01b0\u1edbc \u0111\u01b0\u1eddng b\u1ed9, l\u1ed7 tho\u00e1t n\u01b0\u1edbc ti\u1ec7n \u00edch (k\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n: 750\u00d7450 mm, 380\u00d7680 mm). \u00a0<\/li>\n\n\n\n<li>Kh\u00f4ng gian c\u00f4ng c\u1ed9ng: C\u00f4ng vi\u00ean, qu\u1ea3ng tr\u01b0\u1eddng v\u00e0 s\u00e2n th\u1ec3 thao \u0111\u00f2i h\u1ecfi t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 ch\u1ee9c n\u0103ng. \u00a0<\/li>\n\n\n\n<li>M\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t: Nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, v\u00f9ng ven bi\u1ec3n c\u00f3 nguy c\u01a1 \u0103n m\u00f2n cao. \u00a0<\/li>\n\n\n\n<li>Khu d\u00e2n c\u01b0: L\u01b0\u1edbi ph\u1eb3ng \u0111\u1ec3 thu gom n\u01b0\u1edbc \u1edf t\u1ea7ng th\u1ea5p; thi\u1ebft k\u1ebf k\u1ebft h\u1ee3p ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn do m\u1ea3nh v\u1ee5n. \u00a0<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">IV. Ti\u00eau chu\u1ea9n &amp; Ch\u1ee9ng nh\u1eadn \u00a0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qu\u1ed1c t\u1ebf: EN 124 B125 (t\u1ea3i tr\u1ecdng \u0111\u1ecbnh m\u1ee9c), ASTM D790 (t\u00ednh ch\u1ea5t u\u1ed1n). \u00a0<\/li>\n\n\n\n<li>Trung Qu\u1ed1c: GB\/T 38534-2020 (Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt FRP), CJ\/T 327-2010 (l\u01b0\u1edbi tho\u00e1t n\u01b0\u1edbc). \u00a0<\/li>\n\n\n\n<li>Ch\u1ee9ng nh\u1eadn: Nh\u00e3n m\u00f4i tr\u01b0\u1eddng Trung Qu\u1ed1c (M\u01b0\u1eddi v\u00f2ng), CE-CPR c\u1ee7a EU (Quy \u0111\u1ecbnh v\u1ec1 s\u1ea3n ph\u1ea9m x\u00e2y d\u1ef1ng). \u00a0<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea3n t\u00f3m t\u1eaft \u00a0<\/h3>\n\n\n\n<p>L\u01b0\u1edbi tho\u00e1t n\u01b0\u1edbc ti\u00eau chu\u1ea9n composite t\u1ea1o n\u00ean cu\u1ed9c c\u00e1ch m\u1ea1ng trong vi\u1ec7c n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc \u0111\u00f4 th\u1ecb th\u00f4ng qua thi\u1ebft k\u1ebf nh\u1eb9, kh\u00f4ng c\u1ea7n b\u1ea3o tr\u00ec v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed. \u0110i\u1ec3m m\u1ea1nh ch\u00ednh: &nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1. Ti\u1ebft ki\u1ec7m chi ph\u00ed: 50% gi\u00fap gi\u1ea3m chi ph\u00ed v\u00f2ng \u0111\u1eddi cho c\u00e1c d\u1ef1 \u00e1n c\u00f3 ng\u00e2n s\u00e1ch eo h\u1eb9p. &nbsp;<\/li>\n\n\n\n<li>2. T\u00ednh b\u1ec1n v\u1eefng: Gi\u1ea3m 70% l\u01b0\u1ee3ng carbon trong s\u1ea3n xu\u1ea5t + v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf. &nbsp;<\/li>\n\n\n\n<li>3. T\u00edch h\u1ee3p th\u1ea9m m\u1ef9: Thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh h\u00e0i h\u00f2a v\u1edbi c\u1ea3nh quan th\u00e0nh ph\u1ed1. &nbsp;<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt: <\/h3>\n\n\n\n<p>300\u00d7500\u2013600\u00d7800mm<\/p>\n\n\n\n<p>X\u1ebfp h\u1ea1ng t\u1ea3i tr\u1ecdng: <\/p>\n\n\n\n<p>A15\u2013D400<\/p>","protected":false},"excerpt":{"rendered":"<p>I. T\u00ednh n\u0103ng k\u1ef9 thu\u1eadt 1. V\u1eadt li\u1ec7u &amp; S\u1ea3n xu\u1ea5t 2. Thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u II. \u01afu \u0111i\u1ec3m c\u1ed1t l\u00f5i 1. Thi\u1ebft k\u1ebf ch\u1ed1ng tr\u1ed9m V\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 t\u00e1i ch\u1ebf v\u1ed1n c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n tr\u1ed9m c\u1eafp; c\u01a1 ch\u1ebf kh\u00f3a t\u00f9y ch\u1ecdn b\u1ea3o v\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ng\u1ea7m an to\u00e0n h\u01a1n. 2. Ch\u1ed1ng \u0103n m\u00f2n &amp; th\u1eddi ti\u1ebft Ch\u1ecbu \u0111\u01b0\u1ee3c axit, ki\u1ec1m v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t (-50\u00b0C \u0111\u1ebfn +300\u00b0C), \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 hi\u1ec7u su\u1ea5t ch\u1ed1ng l\u00e3o h\u00f3a Class 3+, [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,54,2,53],"tags":[85,86,87],"class_list":["post-575","post","type-post","status-publish","format-standard","hentry","category-composite-resin-fiber-products","category-grate-composite-resin-fiber-products","category-products","category-square-manhole-cover-composite-resin-fiber-products","tag-composite-manhole-cover","tag-composite-material-standard-drainage-grates","tag-grate"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Composite Material Standard Drainage Grates Grate - LZBMetal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"Composite material standard drainage grates are cost-effective drainage covers manufactured using glass fiber (GFRP) or carbon fiber (CFRP) reinforced with thermosetting resins (e.g., unsaturated polyester, vinyl ester) via compression molding or pultrusion. 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