{"id":559,"date":"2025-05-24T01:43:37","date_gmt":"2025-05-24T01:43:37","guid":{"rendered":"https:\/\/lzbmetal.com\/?p=559"},"modified":"2025-06-23T01:21:31","modified_gmt":"2025-06-23T01:21:31","slug":"vi-sat-don-de-uon","status":"publish","type":"post","link":"https:\/\/lzbmetal.com\/vi\/vi-sat-don-de-uon\/","title":{"rendered":"L\u01b0\u1edbi \u0111\u01a1n b\u1eb1ng gang d\u1ebbo (N\u1eafp h\u00e0o)"},"content":{"rendered":"<h3 class=\"wp-block-heading\">I. T\u00ednh n\u0103ng k\u1ef9 thu\u1eadt<\/h3>\n\n\n\n<p><strong>1. V\u1eadt li\u1ec7u &amp; Quy tr\u00ecnh \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ea5t n\u1ec1n gang d\u1ebbo: Ph\u00e2n b\u1ed1 than ch\u00ec h\u00ecnh c\u1ea7u th\u00f4ng qua x\u1eed l\u00fd magi\u00ea\/\u0111\u1ea5t hi\u1ebfm, \u0111\u1ed9 b\u1ec1n k\u00e9o \u2265420 MPa, \u0111\u1ed9 gi\u00e3n d\u00e0i \u226510%, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u1ed9ng v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi gang x\u00e1m (HT250). \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>Quy tr\u00ecnh ch\u1ed1ng \u0103n m\u00f2n: \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Phun k\u1ebdm + L\u1edbp ph\u1ee7 nh\u1ef1a \u0111\u01b0\u1eddng: L\u1edbp k\u1ebdm \u226580 \u03bcm + l\u1edbp ph\u1ee7 nh\u1ef1a \u0111\u01b0\u1eddng, kh\u1ea3 n\u0103ng ch\u1ed1ng phun mu\u1ed1i \u22651.000 gi\u1edd (ASTM B117), ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea5t c\u00f3 \u0111\u1ed9 pH 5\u20139 v\u00e0 m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt. \u00a0<\/li>\n\n\n\n<li>L\u1edbp ph\u1ee7 nh\u1ef1a Epoxy (T\u00f9y ch\u1ecdn): Kh\u1ea3 n\u0103ng ch\u1ed1ng axit\/ki\u1ec1m (pH 3\u201311), l\u00fd t\u01b0\u1edfng cho c\u00e1c nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t v\u00e0 khu v\u1ef1c \u0103n m\u00f2n cao. \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>B\u1ec1 m\u1eb7t ch\u1ed1ng tr\u01b0\u1ee3t: H\u1ecda ti\u1ebft kim c\u01b0\u01a1ng, v\u1ea3y c\u00e1 ho\u1eb7c r\u00e3nh (h\u1ec7 s\u1ed1 ma s\u00e1t \u22650,65) \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01b0\u1ee3t khi tr\u1eddi m\u01b0a\/tuy\u1ebft. \u00a0<\/li>\n\n\n\n<li>N\u1ed1i m\u00f4-\u0111un: K\u00edch th\u01b0\u1edbc chu\u1ea9n h\u00f3a (v\u00ed d\u1ee5: 500\u00d7300 mm, 600\u00d7400 mm) cho ph\u00e9p l\u1eafp r\u00e1p nhi\u1ec1u \u0111\u01a1n v\u1ecb nhanh ch\u00f3ng cho c\u00e1c chi\u1ec1u d\u00e0i r\u00e3nh kh\u00e1c nhau (v\u00ed d\u1ee5: 10+ m\u00e9t). \u00a0<\/li>\n\n\n\n<li>Gia c\u1ed1 t\u1ea3i tr\u1ecdng: C\u1ea5u tr\u00fac g\u00e2n d\u01b0\u1edbi c\u00f9ng h\u1ed7 tr\u1ee3 t\u1ea3i tr\u1ecdng t\u1eeb C250 (25 t\u1ea5n) \u0111\u1ebfn D400 (40 t\u1ea5n), \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi \u0111i b\u1ed9 v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n. \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. \u0110\u1ed9 b\u1ec1n c\u1ef1c cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u01b0\u1eddng \u0111\u1ed9 n\u00e9n 400\u2013600 MPa, ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng xe n\u1eb7ng li\u00ean t\u1ee5c (v\u00ed d\u1ee5 xe c\u1ee9u h\u1ecfa D400) m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng. \u00a0<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi: Ch\u1ecbu \u0111\u01b0\u1ee3c 2 tri\u1ec7u chu k\u1ef3 t\u1ea3i tr\u1ecdng \u0111\u1ed9ng (EN124), ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c khu v\u1ef1c c\u00f3 l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng cao (v\u00ed d\u1ee5: khu v\u1ef1c ngh\u1ec9 ng\u01a1i tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c). \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>2. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 tu\u1ed5i th\u1ecd \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n + l\u1edbp n\u1ec1n gang d\u1ebbo ch\u1ed1ng l\u1ea1i h\u01a1i mu\u1ed1i, m\u01b0a axit v\u00e0 t\u00e1c nh\u00e2n ph\u00e1 b\u0103ng, tu\u1ed5i th\u1ecd \u226530 n\u0103m (l\u00e2u h\u01a1n v\u1eadt li\u1ec7u composite 2\u20133 l\u1ea7n). \u00a0<\/li>\n\n\n\n<li>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9: -40\u00b0C \u0111\u1ebfn +350\u00b0C, ch\u1ed1ng \u0111\u00f3ng b\u0103ng-tan b\u0103ng \u0111\u1ed1i v\u1edbi v\u00f9ng B\u1eafc C\u1ef1c (\u0110\u00f4ng B\u1eafc Trung Qu\u1ed1c) ho\u1eb7c v\u00f9ng nhi\u1ec7t \u0111\u1edbi (Nam Trung Qu\u1ed1c). \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>3. Ch\u1ed1ng tr\u1ed9m v\u00e0 an to\u00e0n \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 t\u00e1i ch\u1ebf + c\u1ed1 \u0111\u1ecbnh b\u1eb1ng ch\u1ed1t\/bu l\u00f4ng gi\u00fap gi\u1ea3m t\u00ecnh tr\u1ea1ng tr\u1ed9m c\u1eafp t\u1edbi 85%. \u00a0<\/li>\n\n\n\n<li>Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c thanh \u226415 mm (ti\u00eau chu\u1ea9n EN124) ng\u0103n ng\u1eeba c\u00e1c v\u1eadt d\u1ee5ng nh\u1ecf r\u01a1i (v\u00ed d\u1ee5: \u0111i\u1ec7n tho\u1ea1i, ch\u00eca kh\u00f3a), \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi \u0111i b\u1ed9. \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>4. Hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1eafp \u0111\u1eb7t nhanh ch\u00f3ng: Thi\u1ebft k\u1ebf m\u00f4-\u0111un lo\u1ea1i b\u1ecf vi\u1ec7c h\u00e0n; l\u1eafp r\u00e1p m\u1ed9t ng\u01b0\u1eddi gi\u00fap t\u0103ng hi\u1ec7u qu\u1ea3 l\u00ean 50%. \u00a0<\/li>\n\n\n\n<li>B\u1ea3o tr\u00ec th\u1ea5p: V\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean b\u1eb1ng n\u01b0\u1edbc \u00e1p su\u1ea5t cao; kh\u00f4ng c\u00f3 l\u1edbp ph\u1ee7 ch\u1ed1ng g\u1ec9; 40% c\u00f3 chi ph\u00ed v\u00f2ng \u0111\u1eddi th\u1ea5p h\u01a1n so v\u1edbi gang x\u00e1m. \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\">III. \u1ee8ng d\u1ee5ng \u00a0<\/h3>\n\n\n\n<p><strong>1. \u0110\u01b0\u1eddng \u0111\u00f4 th\u1ecb v\u00e0 trung t\u00e2m giao th\u00f4ng \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u01b0\u1eddng \u0111\u00f4 th\u1ecb, h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc ph\u1ee5 tr\u1ee3 (v\u00ed d\u1ee5, n\u00e2ng c\u1ea5p \u0110\u01b0\u1eddng v\u00e0nh \u0111ai 2 T\u00e2y B\u1eafc Kinh). \u00a0<\/li>\n\n\n\n<li>\u0110\u01b0\u1eddng b\u0103ng s\u00e2n bay, s\u00e2n ga xe l\u1eeda: Tu\u00e2n th\u1ee7 t\u1ea3i tr\u1ecdng n\u1eb7ng. \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>2. Khu c\u00f4ng nghi\u1ec7p v\u00e0 khu th\u01b0\u01a1ng m\u1ea1i \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>H\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t: L\u01b0\u1edbi ph\u1ee7 Epoxy cho m\u00f4i tr\u01b0\u1eddng pH 3\u201312. \u00a0<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc \u1ea9n t\u1ea1i qu\u1ea3ng tr\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i: B\u1ec1 m\u1eb7t c\u00f3 k\u1ebft c\u1ea5u b\u1eb1ng \u0111\u00e1 ho\u1eb7c ph\u1ee7 xanh \u0111\u1ec3 t\u1ea1o s\u1ef1 \u0111\u1ed3ng b\u1ed9 v\u1ec1 m\u1eb7t th\u1ea9m m\u1ef9. \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>3. M\u00f4i tr\u01b0\u1eddng \u0111\u1eb7c bi\u1ec7t \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00f9ng ven bi\u1ec3n: Phun k\u1ebdm + ph\u1ee7 l\u1edbp polyurethane ch\u1ed1ng l\u1ea1i ion clorua. \u00a0<\/li>\n\n\n\n<li>V\u00f9ng B\u1eafc C\u1ef1c: L\u1edbp n\u1ec1n c\u00e1ch nhi\u1ec7t ng\u0103n ng\u1eeba h\u01b0 h\u1ea1i do s\u01b0\u01a1ng gi\u00e1. \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; H\u01b0\u1edbng d\u1eabn tuy\u1ec3n ch\u1ecdn \u00a0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qu\u1ed1c t\u1ebf: EN124 (t\u1ea3i tr\u1ecdng \u0111\u1ecbnh m\u1ee9c), ISO1083 (gang d\u1ebbo). \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>Trung Qu\u1ed1c: \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GB\/T23858-2009 (n\u1eafp h\u1ed1 ga). \u00a0<\/li>\n\n\n\n<li>CJ\/T511-2017 (n\u1eafp gang d\u1ebbo). \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>Ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn: \u00a0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea3i tr\u1ecdng ph\u00f9 h\u1ee3p: C250 (25 t\u1ea5n) cho v\u1ec9a h\u00e8; D400 (40 t\u1ea5n) cho \u0111\u01b0\u1eddng. \u00a0<\/li>\n\n\n\n<li>Ch\u1ed1ng \u0103n m\u00f2n: Epoxy cho khu v\u1ef1c ven bi\u1ec3n\/h\u00f3a ch\u1ea5t; k\u1ebdm + nh\u1ef1a \u0111\u01b0\u1eddng cho khu v\u1ef1c chung. \u00a0<\/li>\n\n\n\n<li>Ti\u00eau chu\u1ea9n c\u1ee7a nh\u00e0 cung c\u1ea5p: Nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn ISO9001. \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 \u0111\u01a1n b\u1eb1ng gang d\u1ebbo (n\u1eafp r\u00e3nh) \u0111\u1eb7t ra chu\u1ea9n m\u1ef1c cho c\u00e1c h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc tuy\u1ebfn t\u00ednh v\u1edbi \u0111\u1ed9 b\u1ec1n cao, kh\u1ea3 n\u0103ng tho\u00e1t n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi th\u1ea5p. \u0110i\u1ec3m m\u1ea1nh ch\u00ednh: &nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i n\u1eb7ng: T\u1ea3i tr\u1ecdng 40 t\u1ea5n cho c\u00e1c khu v\u1ef1c c\u00f3 l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng cao. &nbsp;<\/li>\n\n\n\n<li>2. Tho\u00e1t n\u01b0\u1edbc Revolution: Tho\u00e1t n\u01b0\u1edbc h\u00ecnh ch\u1eef V + thi\u1ebft k\u1ebf m\u00f4-\u0111un cho d\u00f2ng ch\u1ea3y nhanh v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec. &nbsp;<\/li>\n\n\n\n<li>3. Ti\u1ebft ki\u1ec7m to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi: Tu\u1ed5i th\u1ecd 25 n\u0103m, chi ph\u00ed 50% th\u1ea5p h\u01a1n so v\u1edbi v\u1eadt li\u1ec7u composite. &nbsp;<\/li>\n\n\n\n<li>S\u1ea3n ph\u1ea9m n\u00e0y l\u00e0 gi\u1ea3i ph\u00e1p tho\u00e1t n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 cho \u0111\u01b0\u1eddng \u0111\u00f4 th\u1ecb, trung t\u00e2m giao th\u00f4ng v\u00e0 khu c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ef1 \u00e1n \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i, \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh b\u1ec1n v\u1eefng c\u1ef1c cao. \u00a0<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>300\u00d7500\u2013600\u00d7800 &nbsp;<\/li>\n\n\n\n<li>B125\u2014D400<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>I. T\u00ednh n\u0103ng k\u1ef9 thu\u1eadt 1. V\u1eadt li\u1ec7u &amp; Quy tr\u00ecnh Quy tr\u00ecnh ch\u1ed1ng \u0103n m\u00f2n: 2. Thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u II. \u01afu \u0111i\u1ec3m c\u1ed1t l\u00f5i 1. \u0110\u1ed9 b\u1ec1n c\u1ef1c cao &amp; Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp 2. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n &amp; \u0110\u1ed9 b\u1ec1n 3. Ch\u1ed1ng tr\u1ed9m &amp; An to\u00e0n 4. Hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed &amp; D\u1ec5 b\u1ea3o tr\u00ec III. \u1ee8ng d\u1ee5ng 1. \u0110\u01b0\u1eddng \u0111\u00f4 th\u1ecb &amp; Trung t\u00e2m giao th\u00f4ng 2. [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2,48],"tags":[75,79,78],"class_list":["post-559","post","type-post","status-publish","format-standard","hentry","category-ductile-cast-iron-products","category-products","category-trench-drain","tag-ductile-iron","tag-ductile-iron-single-grate","tag-single-grate"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ductile Cast Iron Single Grate (Trench Cover) Trench Drain - LZBMetal Products Co., Ltd<\/title>\n<meta name=\"description\" content=\"The ductile iron single grate (trench cover) is a linear drainage cover device cast from QT500-7 ductile iron, specifically designed for linear drainage scenarios such as road gutters and plaza drainage channels. Its core functions include high-efficiency drainage through dense grate slots, load-bearing capacity, debris interception, theft resistance, and durability, making it ideal for medium-to-high traffic areas. \u00a0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lzbmetal.com\/vi\/vi-sat-don-de-uon\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ductile Cast Iron Single Grate (Trench Cover) Trench Drain - LZBMetal Products Co., Ltd\" \/>\n<meta property=\"og:description\" content=\"The ductile iron single grate (trench cover) is a linear drainage cover device cast from QT500-7 ductile iron, specifically designed for linear drainage scenarios such as road gutters and plaza drainage channels. 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