{"id":9588,"date":"2024-09-23T07:35:09","date_gmt":"2024-09-23T07:35:09","guid":{"rendered":"https:\/\/www.dgcrane.com\/?post_type=posts&#038;p=9588"},"modified":"2024-09-29T07:47:18","modified_gmt":"2024-09-29T07:47:18","slug":"heat-treatment-of-crane-wheels","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/vi\/posts\/heat-treatment-of-crane-wheels\/","title":{"rendered":"X\u1eed l\u00fd nhi\u1ec7t b\u00e1nh xe c\u1ea7n c\u1ea9u hi\u1ec7u qu\u1ea3: C\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>M\u1ee5c l\u1ee5c<\/p><nav><ul><li><a href=\"#materials-and-technical-specifications-for-wheels\">V\u1eadt li\u1ec7u v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cho b\u00e1nh xe<\/a><\/li><li><a href=\"#heat-treatment-process\">Quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t<\/a><\/li><li><a href=\"#hardness-testing-of-crane-wheels-after-heat-treatment\">Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng c\u1ee7a b\u00e1nh xe c\u1ea7n c\u1ea9u sau khi x\u1eed l\u00fd nhi\u1ec7t<\/a><\/li><li><a href=\"#mechanical-properties-of-wheels-after-heat-treatment\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a b\u00e1nh xe sau khi x\u1eed l\u00fd nhi\u1ec7t<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1019\" height=\"679\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Heat-treatment-technology-of-crane-wheels1.jpg\" alt=\"\" class=\"wp-image-9598\"><\/figure>\n\n\n\n<p>Khi ch\u1ebf t\u1ea1o b\u00e1nh xe, nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00f4ng chuy\u00ean nghi\u1ec7p v\u1ec1 c\u1ea7n c\u1ea9u v\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u1ea7n c\u1ea9u kh\u00f4ng th\u1ef1c hi\u1ec7n x\u1eed l\u00fd nhi\u1ec7t <a href=\"https:\/\/www.dgcrane.com\/vi\/crane-wheel-block-assembly\/\">b\u00e1nh xe c\u1ea9u<\/a> ho\u1eb7c c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00f4ng h\u1ee3p l\u00fd. Do \u0111\u00f3, b\u00e1nh xe d\u1ec5 b\u1ecb m\u00f2n ho\u1eb7c l\u1edbp c\u1ee9ng s\u1edbm b\u1ecb bong tr\u00f3c, d\u1eabn \u0111\u1ebfn tu\u1ed5i th\u1ecd r\u1ea5t ng\u1eafn.<\/p>\n\n\n\n<p>V\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1eb7c bi\u1ec7t n\u1ed5i b\u1eadt \u1edf nh\u1eefng \u0111\u1ecba \u0111i\u1ec3m th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng nh\u01b0 nh\u00e0 m\u00e1y luy\u1ec7n kim, b\u1ebfn t\u00e0u, c\u1ea3ng bi\u1ec3n v\u00e0 \u0111\u01b0\u1eddng s\u1eaft, n\u01a1i tu\u1ed5i th\u1ecd c\u1ee7a b\u00e1nh xe ch\u1ec9 m\u1ed9t ho\u1eb7c hai n\u0103m, d\u1eabn \u0111\u1ebfn chi ph\u00ed nh\u00e2n c\u00f4ng v\u00e0 v\u1eadt li\u1ec7u \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 b\u1ea3o tr\u00ec.<\/p>\n\n\n\n<p>Kinh nghi\u1ec7m c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y r\u1eb1ng b\u1eb1ng c\u00e1ch thi\u1ebft l\u1eadp c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt h\u1ee3p l\u00fd cho b\u00e1nh xe v\u00e0 \u00e1p d\u1ee5ng c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t to\u00e0n di\u1ec7n, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 k\u00e9o d\u00e0i \u0111\u00e1ng k\u1ec3 tu\u1ed5i th\u1ecd c\u1ee7a b\u00e1nh xe. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 kinh nghi\u1ec7m \u0111\u01b0\u1ee3c chia s\u1ebb b\u1edfi nh\u00e0 m\u00e1y c\u1ee7a ch\u00fang t\u00f4i trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t b\u00e1nh xe c\u1ea7n c\u1ea9u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"materials-and-technical-specifications-for-wheels\">V\u1eadt li\u1ec7u v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cho b\u00e1nh xe<\/h2>\n\n\n\n<p>B\u00e1nh xe c\u1ea7n c\u1ea9u c\u1ee7a nh\u00e0 m\u00e1y ch\u00fang t\u00f4i s\u1eed d\u1ee5ng hai lo\u1ea1i v\u1eadt li\u1ec7u: ZG55 v\u00e0 ZG50SiMn. Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc trung b\u00ecnh c\u1ee7a ZG50SiMn l\u00e0 C0.5%, Si0.6% v\u00e0 Mn1.0%. \u0110\u1ed1i v\u1edbi b\u00e1nh xe ZG55, \u0111\u1ed9 c\u1ee9ng gai l\u1ed1p \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh l\u00e0 HB300\u2013350, v\u1edbi \u0111\u1ed9 s\u00e2u l\u1edbp t\u00f4i c\u1ee9ng, trong \u0111\u00f3 \u0111\u1ed9 c\u1ee9ng \u1edf kho\u1ea3ng c\u00e1ch 20 mm t\u00ednh t\u1eeb b\u1ec1 m\u1eb7t gai l\u1ed1p ph\u1ea3i \u2265HB260. \u0110\u1ed1i v\u1edbi b\u00e1nh xe ZG50SiMn, \u0111\u1ed9 c\u1ee9ng gai l\u1ed1p \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh l\u00e0 HB350\u2013400, v\u1edbi \u0111\u1ed9 c\u1ee9ng \u2265HB280 \u1edf kho\u1ea3ng c\u00e1ch 20 mm t\u00ednh t\u1eeb b\u1ec1 m\u1eb7t gai l\u1ed1p. C\u00f3 hai quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t cho b\u00e1nh xe: m\u1ed9t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00f4i c\u1ee9ng t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p c\u00f2n l\u1ea1i l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00f4i c\u1ee9ng b\u1ec1 m\u1eb7t t\u1ea7n s\u1ed1 trung b\u00ecnh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heat-treatment-process\">Quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t<\/h2>\n\n\n\n<p><strong>T\u00e1c \u0111\u1ed9ng c\u1ee7a x\u1eed l\u00fd nhi\u1ec7t l\u00ean qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o b\u00e1nh xe<\/strong><\/p>\n\n\n\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd nhi\u1ec7t kh\u00e1c nhau \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy tr\u00ecnh gia c\u00f4ng b\u00e1nh xe. Khi s\u1eed d\u1ee5ng gia nhi\u1ec7t c\u1ea3m \u1ee9ng t\u1ea7n s\u1ed1 trung b\u00ecnh, quy tr\u00ecnh gia c\u00f4ng nh\u01b0 sau: Ph\u00f4i th\u00f4 \u2192 Chu\u1ea9n h\u00f3a + L\u00e0m ngu\u1ed9i \u2192 Ti\u1ec7n ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t gai v\u00e0 c\u00e1c m\u1eb7t b\u00ean, ti\u1ec7n th\u00f4 l\u1ed7 trong (\u0111\u1ec3 l\u1ea1i kho\u1ea3ng c\u00e1ch 2,5 mm \u1edf m\u1ed7i b\u00ean) \u2192 Gia nhi\u1ec7t t\u1ea7n s\u1ed1 trung b\u00ecnh v\u1edbi l\u00e0m ngu\u1ed9i b\u1eb1ng n\u01b0\u1edbc + L\u00e0m ngu\u1ed9i \u1edf nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh \u2192 Ti\u1ec7n ho\u00e0n thi\u1ec7n l\u1ed7 trong \u2192 Gia c\u00f4ng r\u00e3nh then \u2192 L\u1eafp r\u00e1p.<\/p>\n\n\n\n<p>Khi s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p l\u00e0m ngu\u1ed9i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3, quy tr\u00ecnh thay \u0111\u1ed5i th\u00e0nh Ph\u00f4i th\u00f4 \u2192 Chu\u1ea9n h\u00f3a + \u1ee6 \u2192 Ti\u1ec7n th\u00f4 (ch\u1eeba kho\u1ea3ng 2,5 mm cho m\u1ed7i b\u1ec1 m\u1eb7t gia c\u00f4ng) \u2192 L\u00e0m n\u00f3ng l\u00f2 v\u1edbi l\u00e0m ngu\u1ed9i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3 + \u1ee6 \u1edf nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh \u2192 Ti\u1ec7n tinh \u2192 Gia c\u00f4ng r\u00e3nh then \u2192 L\u1eafp r\u00e1p.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t b\u00e1nh xe quy m\u00f4 l\u1edbn, x\u1eed l\u00fd nhi\u1ec7t t\u1ea7n s\u1ed1 trung b\u00ecnh kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 th\u1eddi gian x\u1eed l\u00fd m\u00e0 c\u00f2n \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng gai l\u1ed1p cao h\u01a1n. Do \u0111\u00f3, x\u1eed l\u00fd nhi\u1ec7t t\u1ea7n s\u1ed1 trung b\u00ecnh n\u00ean \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y trong c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t chuy\u00ean d\u1ee5ng. M\u1eb7t kh\u00e1c, quy tr\u00ecnh l\u00e0m ngu\u1ed9i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3, kh\u00f4ng y\u00eau c\u1ea7u thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng, ph\u00f9 h\u1ee3p v\u1edbi s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t nh\u1ecf ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Tuy nhi\u00ean, \u0111\u1ed9 c\u1ee9ng gai l\u1ed1p ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong ph\u1ea1m vi HB300\u2013350 v\u00e0 vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng cao h\u01a1n l\u00e0 kh\u00f3 kh\u0103n, khi\u1ebfn hi\u1ec7u qu\u1ea3 k\u00e9m h\u01a1n.<\/p>\n\n\n\n<p>X\u00e9t \u0111\u1ebfn vi\u1ec7c c\u00e1c nh\u00e0 m\u00e1y kh\u00f4ng chuy\u00ean d\u1ee5ng c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t nh\u1ecf h\u01a1n v\u00e0 kh\u00f4ng c\u1ea7n m\u1ed9t b\u1ed9 thi\u1ebft b\u1ecb gia nhi\u1ec7t c\u1ea3m \u1ee9ng t\u1ea7n s\u1ed1 trung b\u00ecnh \u0111\u1ea7y \u0111\u1ee7, n\u00ean \u1edf \u0111\u00e2y ch\u1ec9 gi\u1edbi thi\u1ec7u quy tr\u00ecnh l\u00e0m ngu\u1ed9i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n<p><strong>Quy tr\u00ecnh l\u00e0m ngu\u1ed9i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3 cho b\u00e1nh xe<\/strong><\/p>\n\n\n\n<p>Quy tr\u00ecnh t\u00f4i t\u1ea5m k\u1eb9p t\u1ed5ng th\u1ec3 cho b\u00e1nh xe nh\u01b0 sau: \u0110\u1eb7t b\u00e1nh xe v\u00e0o l\u00f2 \u0111i\u1ec7n d\u1ea1ng h\u1ed9p v\u00e0 nung \u0111\u1ebfn 850\u2013870\u00b0C, duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 n\u00e0y trong 2\u20134 gi\u1edd. Sau khi l\u1ea5y b\u00e1nh xe ra kh\u1ecfi l\u00f2, \u0111\u1eb7t v\u00e0o \u0111\u1ed3 g\u00e1 r\u1ed3i nh\u00fang v\u00e0o b\u1ec3 n\u01b0\u1edbc \u0111\u1ec3 t\u00f4i. Cu\u1ed1i c\u00f9ng, nung b\u00e1nh xe trong l\u00f2 t\u00f4i d\u1ea1ng h\u1ed1 \u0111\u1ebfn 470\u2013490\u00b0C, duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 n\u00e0y trong 4\u20136 gi\u1edd, sau \u0111\u00f3 \u0111\u1ec3 ngu\u1ed9i trong kh\u00f4ng kh\u00ed. B\u00e1nh xe n\u00ean ng\u00e2m trong n\u01b0\u1edbc kho\u1ea3ng 1 ph\u00fat cho m\u1ed7i \u0111\u01b0\u1eddng k\u00ednh 100 mm.<\/p>\n\n\n\n<p>Th\u00f4ng th\u01b0\u1eddng, khi th\u00e1o t\u1ea5m k\u1eb9p, l\u00f5i b\u00e1nh xe v\u1eabn s\u1ebd c\u00f3 m\u00e0u \u0111\u1ecf s\u1eabm. M\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u0111\u1ed3 g\u00e1 l\u00e0 \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 c\u1ee9ng l\u1ea1i c\u1ee7a l\u01b0\u1edbi v\u00e0 l\u1ed7 tr\u1ee5c. \u0110\u01b0\u1eddng k\u00ednh t\u1ea5m k\u1eb9p b\u1eb1ng \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a c\u1ee7a b\u00e1nh xe tr\u1eeb \u0111i 30 mm v\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a n\u00f3 l\u00e0 25 mm. Sau m\u1ed9t th\u1eddi gian s\u1eed d\u1ee5ng, b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m k\u1eb9p ti\u1ebfp x\u00fac v\u1edbi b\u00e1nh xe ph\u1ea3i \u0111\u01b0\u1ee3c xoay \u0111\u1ec3 duy tr\u00ec b\u1ec1 m\u1eb7t nh\u1eb5n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"hardness-testing-of-crane-wheels-after-heat-treatment\">Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng c\u1ee7a b\u00e1nh xe c\u1ea7n c\u1ea9u sau khi x\u1eed l\u00fd nhi\u1ec7t<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2388\" height=\"1592\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1.jpeg\" alt=\"\" class=\"wp-image-9610\" srcset=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1.jpeg 2388w, https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1-1536x1024.jpeg 1536w, https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1-2048x1365.jpeg 2048w\" sizes=\"(max-width: 2388px) 100vw, 2388px\" \/><\/figure>\n\n\n\n<p><strong>Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng c\u1ee7a b\u00e1nh xe c\u1ea7n c\u1ea9u<\/strong><\/p>\n\n\n\n<p>M\u00e1y ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng di \u0111\u1ed9ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng c\u1ee7a r\u00e3nh b\u00e1nh xe c\u1ea7n c\u1ea9u. \u0110\u1ec3 ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng c\u1ee7a r\u00e3nh, h\u00e3y \u0111o t\u1ea1i ba \u0111i\u1ec3m c\u00e1ch \u0111\u1ec1u nhau d\u1ecdc theo chu vi c\u1ee7a r\u00e3nh b\u00e1nh xe. N\u1ebfu hai trong ba \u0111i\u1ec3m \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 c\u1ee9ng c\u1ee7a r\u00e3nh \u0111\u01b0\u1ee3c coi l\u00e0 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p><strong>Ki\u1ec3m tra \u0111\u1ed9 s\u00e2u c\u1ee7a l\u1edbp t\u00f4i c\u1ee9ng<\/strong><\/p>\n\n\n\n<p>\u0110\u1ed9 s\u00e2u c\u1ee7a l\u1edbp t\u00f4i c\u1ee9ng tr\u00ean b\u00e1nh xe c\u1ea7n c\u1ea9u ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c minh quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t v\u00e0 l\u00e0 m\u1ed9t th\u1eed nghi\u1ec7m ph\u00e1 h\u1ee7y. M\u1ed9t b\u00e1nh xe ho\u00e0n thi\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1eaft m\u1edf b\u1eb1ng dao phay m\u1ecfng, d\u1ea1ng l\u00e1t. B\u00e1nh xe c\u1eaft ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ee1 ch\u1eafc ch\u1eafn v\u00e0 th\u1eed nghi\u1ec7m \u0111\u1ed9 c\u1ee9ng ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf kho\u1ea3ng c\u00e1ch 20 mm t\u1eeb b\u1ec1 m\u1eb7t b\u1eb1ng m\u00e1y th\u1eed \u0111\u1ed9 c\u1ee9ng. Trong qu\u00e1 tr\u00ecnh phay, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 c\u1eaft v\u00e0 l\u00e0m m\u00e1t \u0111\u1ec3 tr\u00e1nh l\u00e0m qu\u00e1 nhi\u1ec7t b\u1ec1 m\u1eb7t c\u1eaft.<\/p>\n\n\n\n<p><strong>Ti\u00eau chu\u1ea9n cho \u0111\u1ed9 c\u1ee9ng v\u00e0 th\u1eed nghi\u1ec7m \u0111\u1ed9 s\u00e2u l\u1edbp t\u00f4i c\u1ee9ng<\/strong><\/p>\n\n\n\n<p>Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 s\u00e2u l\u1edbp t\u00f4i c\u1ee7a b\u00e1nh xe c\u1ea7n tr\u1ee5c ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo ti\u00eau chu\u1ea9n qu\u1ed1c gia JB\/T 6392-2008 \u201cB\u00e1nh xe c\u1ea7n tr\u1ee5c\u201d, nh\u01b0 \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y chi ti\u1ebft trong b\u1ea3ng sau:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u0110\u01b0\u1eddng k\u00ednh m\u1eb7t b\u00e1nh xe (mm)<\/td><td>\u0110\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 nh\u00e1m c\u1ee7a m\u1eb7t trong v\u00e0nh HBW<\/td><td>\u0110\u1ed9 s\u00e2u c\u1ee7a l\u1edbp c\u1ee9ng \u1edf 260 HBW (mm)<\/td><\/tr><tr><td>100~200<\/td><td rowspan=\"3\">300~380<\/td><td>\u22655<\/td><\/tr><tr><td>\uff1e200~400<\/td><td>\u226515<\/td><\/tr><tr><td>\uff1e400<\/td><td>\u226520<\/td><\/tr><tr><td colspan=\"3\">L\u01b0u \u00fd: T\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee5 th\u1ec3 c\u1ee7a c\u1ea7n c\u1ea9u, c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn b\u00e1nh xe c\u00f3 \u0111\u1ed9 c\u1ee9ng cao h\u01a1n ho\u1eb7c th\u1ea5p h\u01a1n.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mechanical-properties-of-wheels-after-heat-treatment\">T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a b\u00e1nh xe sau khi x\u1eed l\u00fd nhi\u1ec7t<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u0103ng c\u01b0\u1eddng s\u1ee9c m\u1ea1nh<\/strong><br>B\u00e1nh xe \u0111\u01b0\u1ee3c x\u1eed l\u00fd nhi\u1ec7t c\u00f3 \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u1ec1n cao h\u01a1n, cho ph\u00e9p ch\u00fang ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng v\u00e0 \u1ee9ng su\u1ea5t u\u1ed1n l\u1edbn h\u01a1n. Ngo\u00e0i ra, x\u1eed l\u00fd nhi\u1ec7t c\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp c\u1ee9ng tr\u00ean b\u1ec1 m\u1eb7t b\u00e1nh xe, mang l\u1ea1i l\u1ee3i \u00edch b\u1ea3o v\u1ec7.<\/li>\n\n\n\n<li><strong>C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n<\/strong><br>X\u1eed l\u00fd nhi\u1ec7t l\u00e0m t\u0103ng \u0111\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t c\u1ee7a b\u00e1nh xe, do \u0111\u00f3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 gi\u1ea3m t\u1ed1c \u0111\u1ed9 m\u00e0i m\u00f2n. B\u00e1nh xe x\u1eed l\u00fd nhi\u1ec7t \u00edt c\u1ea7n b\u1ea3o d\u01b0\u1ee1ng h\u01a1n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/li>\n\n\n\n<li><strong>T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ec7t m\u1ecfi<\/strong><br>T\u1ea3i tr\u1ecdng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn n\u1ee9t do m\u1ecfi \u1edf b\u00e1nh xe, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. X\u1eed l\u00fd nhi\u1ec7t c\u1ea3i thi\u1ec7n c\u1ea5u tr\u00fac tinh th\u1ec3 v\u00e0 c\u1ea5u tr\u00fac vi m\u00f4 c\u1ee7a v\u1eadt li\u1ec7u, do \u0111\u00f3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi c\u1ee7a b\u00e1nh xe v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng c\u1ee7a ch\u00fang.<\/li>\n<\/ul>\n\n\n\n<p>T\u00f3m l\u1ea1i, x\u1eed l\u00fd nhi\u1ec7t l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi c\u1ee7a b\u00e1nh xe. Trong s\u1ea3n xu\u1ea5t b\u00e1nh xe c\u1ea7n c\u1ea9u, x\u1eed l\u00fd nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u1ee7a b\u00e1nh xe v\u00e0 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a c\u1ea7n c\u1ea9u.<\/p>\n\n\n\n<p>Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 cung c\u1ea5p nhi\u1ec1u lo\u1ea1i b\u00e1nh xe c\u1ea7n c\u1ea9u x\u1eed l\u00fd nhi\u1ec7t v\u00e0 cung c\u1ea5p c\u00e1c thi\u1ebft k\u1ebf kh\u00f4ng theo ti\u00eau chu\u1ea9n t\u00f9y ch\u1ec9nh theo y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 nhu c\u1ea7u n\u00e0o, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i!<\/p>","protected":false},"excerpt":{"rendered":"Khi ch\u1ebf t\u1ea1o b\u00e1nh xe, nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00f4ng chuy\u00ean v\u1ec1 c\u1ea7n c\u1ea9u v\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u1ea7n c\u1ea9u kh\u00f4ng th\u1ef1c hi\u1ec7n x\u1eed l\u00fd nhi\u1ec7t b\u00e1nh xe c\u1ea7n c\u1ea9u ho\u1eb7c c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00f4ng h\u1ee3p l\u00fd. Do \u0111\u00f3, b\u00e1nh xe d\u1ec5 b\u1ecb m\u00f2n ho\u1eb7c l\u1edbp c\u1ee9ng s\u1edbm b\u1ecb bong tr\u00f3c, d\u1eabn \u0111\u1ebfn tu\u1ed5i th\u1ecd r\u1ea5t ng\u1eafn. V\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1eb7c bi\u1ec7t n\u1ed5i b\u1eadt \u1edf nh\u1eefng v\u1ecb tr\u00ed th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng nh\u01b0 [\u2026]","protected":false},"featured_media":9598,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[351],"posts_tag":[40,711],"class_list":["post-9588","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane-wheels","posts_tag-heat-treatment"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/9588"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":25,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/9588\/revisions"}],"predecessor-version":[{"id":9950,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/9588\/revisions\/9950"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media\/9598"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=9588"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=9588"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=9588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}