CN107675086A - 一种800MPa级工程车用热轧结构钢及其生产方法 - Google Patents
一种800MPa级工程车用热轧结构钢及其生产方法 Download PDFInfo
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- CN107675086A CN107675086A CN201711132161.6A CN201711132161A CN107675086A CN 107675086 A CN107675086 A CN 107675086A CN 201711132161 A CN201711132161 A CN 201711132161A CN 107675086 A CN107675086 A CN 107675086A
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- 800mpa
- engineering truck
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | |
缓冷时间 | 72h | 80h | 75h | 79h | 73h |
铸坯在炉时间 | 4h | 3.5h | 4h | 3.5h | 4h |
钢坯出炉温度 | 1250℃ | 1260℃ | 1250℃ | 1270℃ | 1275℃ |
精轧压缩比 | 3.0 | 3.2 | 3.5 | 3.2 | 3.0 |
冷却速度 | 25℃/S | 30℃/S | 25℃/S | 30℃/S | 35℃/S |
均热温度 | 1250℃ | 1260℃ | 1250℃ | 1270℃ | 1275℃ |
精轧终轧温度 | 840℃ | 850℃ | 860℃ | 850℃ | 840℃ |
卷取温度 | 560℃ | 550℃ | 570℃ | 555℃ | 559℃ |
Claims (10)
Priority Applications (1)
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CN201711132161.6A CN107675086B (zh) | 2017-11-15 | 2017-11-15 | 一种800MPa级工程车用热轧结构钢及其生产方法 |
Applications Claiming Priority (1)
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CN201711132161.6A CN107675086B (zh) | 2017-11-15 | 2017-11-15 | 一种800MPa级工程车用热轧结构钢及其生产方法 |
Publications (2)
Publication Number | Publication Date |
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CN107675086A true CN107675086A (zh) | 2018-02-09 |
CN107675086B CN107675086B (zh) | 2019-04-26 |
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CN201711132161.6A Active CN107675086B (zh) | 2017-11-15 | 2017-11-15 | 一种800MPa级工程车用热轧结构钢及其生产方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108396256A (zh) * | 2018-03-05 | 2018-08-14 | 石英楠 | 高强度石油用管线钢及其制备方法 |
CN108531810A (zh) * | 2018-05-15 | 2018-09-14 | 马鞍山钢铁股份有限公司 | 一种超高强钢热轧基板及其制备方法 |
CN108774710A (zh) * | 2018-06-01 | 2018-11-09 | 马鞍山钢铁股份有限公司 | 一种高强度起重机臂架用钢材及其生产方法 |
CN109518074A (zh) * | 2018-10-10 | 2019-03-26 | 安阳钢铁股份有限公司 | 一种经济型高韧性800MPa级汽车大梁钢及其生产方法 |
CN110923549A (zh) * | 2019-12-10 | 2020-03-27 | 马鞍山钢铁股份有限公司 | 一种900MPa级热轧高强度起重机起重臂用结构钢及其生产方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1840723A (zh) * | 2005-03-30 | 2006-10-04 | 宝山钢铁股份有限公司 | 屈服强度1100MPa以上超高强度钢板及其制造方法 |
CN101153371A (zh) * | 2006-09-27 | 2008-04-02 | 宝山钢铁股份有限公司 | 高强度冷成型热连轧钢板及其生产方法 |
-
2017
- 2017-11-15 CN CN201711132161.6A patent/CN107675086B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1840723A (zh) * | 2005-03-30 | 2006-10-04 | 宝山钢铁股份有限公司 | 屈服强度1100MPa以上超高强度钢板及其制造方法 |
CN101153371A (zh) * | 2006-09-27 | 2008-04-02 | 宝山钢铁股份有限公司 | 高强度冷成型热连轧钢板及其生产方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108396256A (zh) * | 2018-03-05 | 2018-08-14 | 石英楠 | 高强度石油用管线钢及其制备方法 |
CN108396256B (zh) * | 2018-03-05 | 2020-04-24 | 白婷婷 | 高强度石油用管线钢及其制备方法 |
CN108531810A (zh) * | 2018-05-15 | 2018-09-14 | 马鞍山钢铁股份有限公司 | 一种超高强钢热轧基板及其制备方法 |
CN108531810B (zh) * | 2018-05-15 | 2019-11-12 | 马鞍山钢铁股份有限公司 | 一种超高强钢热轧基板及其制备方法 |
CN108774710A (zh) * | 2018-06-01 | 2018-11-09 | 马鞍山钢铁股份有限公司 | 一种高强度起重机臂架用钢材及其生产方法 |
CN109518074A (zh) * | 2018-10-10 | 2019-03-26 | 安阳钢铁股份有限公司 | 一种经济型高韧性800MPa级汽车大梁钢及其生产方法 |
CN109518074B (zh) * | 2018-10-10 | 2020-11-06 | 安阳钢铁股份有限公司 | 一种经济型高韧性800MPa级汽车大梁钢及其生产方法 |
CN110923549A (zh) * | 2019-12-10 | 2020-03-27 | 马鞍山钢铁股份有限公司 | 一种900MPa级热轧高强度起重机起重臂用结构钢及其生产方法 |
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Address after: 243003 intellectual property department, technology center, No. 8 Hunan West Road, Yushan, Ma'anshan, Anhui Applicant after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 intellectual property department, technology center, No. 8 Hunan West Road, Ma'anshan, Anhui Applicant before: Ma'anshan Iron and Steel Co., Ltd. |
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Address after: 243003 8 Jiuhua Road, Yushan, Ma'anshan, Anhui Applicant after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 intellectual property department, technology center, No. 8 Hunan West Road, Yushan, Ma'anshan, Anhui Applicant before: Ma'anshan Iron and Steel Co., Ltd. |
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