CN111206187B - 抗拉强度为780MPa级高扩孔冷轧双相钢的柔性化生产方法 - Google Patents
抗拉强度为780MPa级高扩孔冷轧双相钢的柔性化生产方法 Download PDFInfo
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- CN111206187B CN111206187B CN202010114045.7A CN202010114045A CN111206187B CN 111206187 B CN111206187 B CN 111206187B CN 202010114045 A CN202010114045 A CN 202010114045A CN 111206187 B CN111206187 B CN 111206187B
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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
- 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
- C21D8/0236—Cold rolling
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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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
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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
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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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Description
编号 | 厚度 | C | Si | Mn | P | S | N | Als | V |
1 | 1.0mm | 0.093 | 0.48 | 2.08 | 0.009 | 0.002 | 0.0030 | 0.045 | 0.048 |
2 | 1.5mm | 0.089 | 0.53 | 2.11 | 0.010 | 0.003 | 0.0035 | 0.036 | 0.053 |
3 | 2.0mm | 0.90 | 0.50 | 2.08 | 0.008 | 0.004 | 0.0032 | 0.044 | 0.051 |
编号 | 退火温度/℃ | 缓冷速率/℃/s | 快冷开始温度/℃ | 快冷速率℃/s | 过时效温度/℃ |
1 | 800 | 4.3 | 693 | 42 | 300 |
2 | 817 | 2.6 | 701 | 38 | 308 |
3 | 833 | 1.0 | 710 | 35 | 317 |
Claims (2)
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CN202010114045.7A CN111206187B (zh) | 2020-02-24 | 2020-02-24 | 抗拉强度为780MPa级高扩孔冷轧双相钢的柔性化生产方法 |
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CN202010114045.7A CN111206187B (zh) | 2020-02-24 | 2020-02-24 | 抗拉强度为780MPa级高扩孔冷轧双相钢的柔性化生产方法 |
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CN111206187A CN111206187A (zh) | 2020-05-29 |
CN111206187B true CN111206187B (zh) | 2021-09-14 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112322852B (zh) * | 2020-11-05 | 2022-03-29 | 马钢(合肥)板材有限责任公司 | 一种冷轧双相钢的退火再生方法 |
CN112760463B (zh) * | 2020-12-25 | 2022-04-05 | 马鞍山钢铁股份有限公司 | 一种780MPa级微合金化双相钢的连续退火方法 |
CN113584393A (zh) * | 2021-08-05 | 2021-11-02 | 马钢(合肥)板材有限责任公司 | 一种抗拉强度780MPa级双相钢及其生产方法 |
CN115091125B (zh) * | 2022-06-17 | 2023-10-03 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种780MPa级高扩孔冷轧双相钢及其酸轧工序的焊接方法 |
CN115418461A (zh) * | 2022-09-30 | 2022-12-02 | 攀钢集团攀枝花钢铁研究院有限公司 | 含硼钢制备双相钢、复相钢、热成形用钢连退板的方法 |
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CN107747039A (zh) * | 2017-10-31 | 2018-03-02 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种高扩孔性能冷轧双相钢及其制备方法 |
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