CN101403075A - 一种屈服强度为460Mpa的桥梁用宽厚钢板及制备方法 - Google Patents
一种屈服强度为460Mpa的桥梁用宽厚钢板及制备方法 Download PDFInfo
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- CN101403075A CN101403075A CNA2008101195054A CN200810119505A CN101403075A CN 101403075 A CN101403075 A CN 101403075A CN A2008101195054 A CNA2008101195054 A CN A2008101195054A CN 200810119505 A CN200810119505 A CN 200810119505A CN 101403075 A CN101403075 A CN 101403075A
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- Prior art keywords
- steel plate
- percent
- rolling
- 460mpa
- bridge
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 40
- 239000010959 steel Substances 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000005096 rolling process Methods 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 7
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 5
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 4
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 4
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 4
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 8
- 239000004615 ingredient Substances 0.000 claims description 6
- 238000001953 recrystallisation Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000005098 hot rolling Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 5
- 229910045601 alloy Inorganic materials 0.000 abstract description 2
- 239000000956 alloy Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910000870 Weathering steel Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- Heat Treatment Of Steel (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
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CN2008101195054A CN101403075B (zh) | 2008-09-02 | 2008-09-02 | 一种屈服强度为460MPa的桥梁用宽厚钢板及制备方法 |
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CN2008101195054A CN101403075B (zh) | 2008-09-02 | 2008-09-02 | 一种屈服强度为460MPa的桥梁用宽厚钢板及制备方法 |
Publications (2)
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CN101403075A true CN101403075A (zh) | 2009-04-08 |
CN101403075B CN101403075B (zh) | 2011-04-20 |
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CN2008101195054A Expired - Fee Related CN101403075B (zh) | 2008-09-02 | 2008-09-02 | 一种屈服强度为460MPa的桥梁用宽厚钢板及制备方法 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101613828B (zh) * | 2009-07-16 | 2011-05-18 | 首钢总公司 | 屈服强度460MPa级低屈强比建筑用特厚钢板及制造方法 |
CN106222560A (zh) * | 2016-08-30 | 2016-12-14 | 南阳汉冶特钢有限公司 | 一种止裂型特厚高性能耐侯桥梁钢Q500qENH钢板及其生产办法 |
CN108425068A (zh) * | 2018-05-16 | 2018-08-21 | 中唐空铁科技有限公司 | 一种可作为桥梁用钢的钢材及空铁行走轮支撑板 |
CN109355573A (zh) * | 2018-12-03 | 2019-02-19 | 东北大学 | 一种基于碳分配技术的一钢多级热轧钢板及其制造方法 |
CN109554523A (zh) * | 2018-10-30 | 2019-04-02 | 江苏省沙钢钢铁研究院有限公司 | 一种降低低碳贝氏体桥梁钢屈强比的热处理方法 |
WO2024082955A1 (zh) * | 2022-10-18 | 2024-04-25 | 江苏省沙钢钢铁研究院有限公司 | 耐腐蚀460MPa级钢板及其生产方法 |
-
2008
- 2008-09-02 CN CN2008101195054A patent/CN101403075B/zh not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101613828B (zh) * | 2009-07-16 | 2011-05-18 | 首钢总公司 | 屈服强度460MPa级低屈强比建筑用特厚钢板及制造方法 |
CN106222560A (zh) * | 2016-08-30 | 2016-12-14 | 南阳汉冶特钢有限公司 | 一种止裂型特厚高性能耐侯桥梁钢Q500qENH钢板及其生产办法 |
CN108425068A (zh) * | 2018-05-16 | 2018-08-21 | 中唐空铁科技有限公司 | 一种可作为桥梁用钢的钢材及空铁行走轮支撑板 |
CN109554523A (zh) * | 2018-10-30 | 2019-04-02 | 江苏省沙钢钢铁研究院有限公司 | 一种降低低碳贝氏体桥梁钢屈强比的热处理方法 |
CN109554523B (zh) * | 2018-10-30 | 2020-11-13 | 江苏省沙钢钢铁研究院有限公司 | 一种降低低碳贝氏体桥梁钢屈强比的热处理方法 |
CN109355573A (zh) * | 2018-12-03 | 2019-02-19 | 东北大学 | 一种基于碳分配技术的一钢多级热轧钢板及其制造方法 |
CN109355573B (zh) * | 2018-12-03 | 2020-08-14 | 东北大学 | 一种基于碳分配技术的一钢多级热轧钢板及其制造方法 |
WO2024082955A1 (zh) * | 2022-10-18 | 2024-04-25 | 江苏省沙钢钢铁研究院有限公司 | 耐腐蚀460MPa级钢板及其生产方法 |
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CN101403075B (zh) | 2011-04-20 |
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Address after: 100041 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Co-patentee after: QINHUANGDAO SHOUQIN METAL MATERIAL Co.,Ltd. Patentee after: SHOUGANG GROUP Co.,Ltd. Address before: 100041 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Co-patentee before: QINHUANGDAO SHOUQIN METAL MATERIAL Co.,Ltd. Patentee before: SHOUGANG Corp. |
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Effective date of registration: 20190409 Address after: 100041 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Patentee after: SHOUGANG GROUP Co.,Ltd. Address before: 100041 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Co-patentee before: QINHUANGDAO SHOUQIN METAL MATERIAL Co.,Ltd. Patentee before: SHOUGANG GROUP Co.,Ltd. |
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Granted publication date: 20110420 |
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