CN110665964B - 一种薄规格x70管线钢带轧制方法 - Google Patents
一种薄规格x70管线钢带轧制方法 Download PDFInfo
- Publication number
- CN110665964B CN110665964B CN201910974677.8A CN201910974677A CN110665964B CN 110665964 B CN110665964 B CN 110665964B CN 201910974677 A CN201910974677 A CN 201910974677A CN 110665964 B CN110665964 B CN 110665964B
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- Prior art keywords
- steel
- rolling
- billet
- steel strip
- water
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 183
- 239000010959 steel Substances 0.000 title claims abstract description 183
- 238000005096 rolling process Methods 0.000 title claims abstract description 104
- 238000000034 method Methods 0.000 title claims abstract description 67
- 238000001816 cooling Methods 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000003303 reheating Methods 0.000 claims abstract description 22
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 238000009835 boiling Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000009749 continuous casting Methods 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 6
- 238000010926 purge Methods 0.000 claims description 4
- 230000036571 hydration Effects 0.000 claims description 3
- 238000006703 hydration reaction Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000010408 sweeping Methods 0.000 abstract description 3
- 230000035882 stress Effects 0.000 description 16
- 229910000859 α-Fe Inorganic materials 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 238000007670 refining Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 7
- 238000003723 Smelting Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000270708 Testudinidae Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 238000013000 roll bending Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
- B21B37/44—Control of flatness or profile during rolling of strip, sheets or plates using heating, lubricating or water-spray cooling of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/225—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by hot-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2201/00—Special rolling modes
- B21B2201/06—Thermomechanical rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910974677.8A CN110665964B (zh) | 2019-10-14 | 2019-10-14 | 一种薄规格x70管线钢带轧制方法 |
Applications Claiming Priority (1)
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CN201910974677.8A CN110665964B (zh) | 2019-10-14 | 2019-10-14 | 一种薄规格x70管线钢带轧制方法 |
Publications (2)
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CN110665964A CN110665964A (zh) | 2020-01-10 |
CN110665964B true CN110665964B (zh) | 2021-06-04 |
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CN201910974677.8A Active CN110665964B (zh) | 2019-10-14 | 2019-10-14 | 一种薄规格x70管线钢带轧制方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112122345B (zh) * | 2020-08-31 | 2022-05-13 | 首钢智新迁安电磁材料有限公司 | 一种异钢种混浇坯的轧制方法 |
CN112974525A (zh) * | 2020-11-19 | 2021-06-18 | 邯郸钢铁集团有限责任公司 | 改善500MPa级及以上热连轧高强钢板形的方法 |
CN112872050B (zh) * | 2021-01-12 | 2023-02-03 | 首钢京唐钢铁联合有限责任公司 | 一种防止薄规格带钢头部在层冷折叠的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2282465Y (zh) * | 1996-05-23 | 1998-05-27 | 首钢总公司 | 水幕层流带钢冷却装置 |
EP1038978A1 (de) * | 1999-03-25 | 2000-09-27 | Thyssen Krupp Stahl AG | Verfahren zum Herstellen eines Warmbandes und Warmbandlinie zur Durchführung des Verfahrens |
JP2007007676A (ja) * | 2005-06-29 | 2007-01-18 | Jfe Steel Kk | 厚板圧延ラインにおける被圧延材の冷却方法ならびにそれを用いた厚板圧延方法 |
CN1927486A (zh) * | 2006-09-28 | 2007-03-14 | 南京钢铁股份有限公司 | 低压缩比高级别管线钢生产工艺 |
CN102373383A (zh) * | 2011-10-30 | 2012-03-14 | 山西太钢不锈钢股份有限公司 | 一种x70管线钢热轧卷板及其制造方法 |
CN102699023A (zh) * | 2012-06-01 | 2012-10-03 | 南京钢铁股份有限公司 | 一种单机架炉卷轧机热轧卷轧钢板板形控制方法 |
-
2019
- 2019-10-14 CN CN201910974677.8A patent/CN110665964B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2282465Y (zh) * | 1996-05-23 | 1998-05-27 | 首钢总公司 | 水幕层流带钢冷却装置 |
EP1038978A1 (de) * | 1999-03-25 | 2000-09-27 | Thyssen Krupp Stahl AG | Verfahren zum Herstellen eines Warmbandes und Warmbandlinie zur Durchführung des Verfahrens |
JP2007007676A (ja) * | 2005-06-29 | 2007-01-18 | Jfe Steel Kk | 厚板圧延ラインにおける被圧延材の冷却方法ならびにそれを用いた厚板圧延方法 |
CN1927486A (zh) * | 2006-09-28 | 2007-03-14 | 南京钢铁股份有限公司 | 低压缩比高级别管线钢生产工艺 |
CN102373383A (zh) * | 2011-10-30 | 2012-03-14 | 山西太钢不锈钢股份有限公司 | 一种x70管线钢热轧卷板及其制造方法 |
CN102699023A (zh) * | 2012-06-01 | 2012-10-03 | 南京钢铁股份有限公司 | 一种单机架炉卷轧机热轧卷轧钢板板形控制方法 |
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Effective date of registration: 20220804 Address after: 610306 Chengdu City, Chengdu, Sichuan, China (Sichuan) free trade test zone, Chengdu City, Qingbaijiang District, xiangdao Boulevard, Chengxiang Town, No. 1509 (room 13, A District, railway port mansion), room 1319 Patentee after: Chengdu advanced metal material industry technology Research Institute Co.,Ltd. Patentee after: PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE Co.,Ltd. Address before: 617000 Taoyuan street, East District, Panzhihua, Sichuan Province, No. 90 Patentee before: PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE Co.,Ltd. |
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Application publication date: 20200110 Assignee: PANGANG GROUP PANZHIHUA STEEL & VANADIUM Co.,Ltd. Assignor: Chengdu advanced metal material industry technology Research Institute Co.,Ltd. Contract record no.: X2024980004510 Denomination of invention: A rolling method for thin specification X70 pipeline steel strip Granted publication date: 20210604 License type: Common License Record date: 20240417 |