CN1052925C - 连轧生产大规格圆钢的方法 - Google Patents
连轧生产大规格圆钢的方法 Download PDFInfo
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- CN1052925C CN1052925C CN97104171A CN97104171A CN1052925C CN 1052925 C CN1052925 C CN 1052925C CN 97104171 A CN97104171 A CN 97104171A CN 97104171 A CN97104171 A CN 97104171A CN 1052925 C CN1052925 C CN 1052925C
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- round steel
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Abstract
Description
圆钢规格φ(mm) | 中间方坯料尺寸(mm) | 平均延伸率μ | 连轧道次 | |
宽或高L | 圆角半径r | |||
200≤φ<250 | φ+25~30 | 40~60 | 1.15~1.30 | 2或4 |
250≤φ≤300 | φ+10~20 | 60~80 | 1.10~1.20 | 2 |
机架 | 辊径(mm) | 孔型宽(mm) | 孔型深(mm) | 辊缝(mm) | 轧速m/s | 孔型面积mm2(轧件面积) | 减面积(mm2) | 减面率(%) | 工作辊径(mm) | 槽底辊径(mm) |
坯料 | FO=95991.4 | |||||||||
V1新 | 815 | 336.00 | 296.0 | 30 | .275 | 86177(85817) | 10174 | 10.60 | 588.52 | 549.00 |
旧 | 750 | 523.52 | 484.00 | |||||||
H2新 | 815 | 312.60 | 303.9 | 30 | .320 | 73071(72583) | 13234 | 15.42 | 611.25 | 541.10 |
旧 | 750 | 546 25 | 476.10 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97104171A CN1052925C (zh) | 1997-04-29 | 1997-04-29 | 连轧生产大规格圆钢的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97104171A CN1052925C (zh) | 1997-04-29 | 1997-04-29 | 连轧生产大规格圆钢的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1164443A CN1164443A (zh) | 1997-11-12 |
CN1052925C true CN1052925C (zh) | 2000-05-31 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN97104171A Expired - Fee Related CN1052925C (zh) | 1997-04-29 | 1997-04-29 | 连轧生产大规格圆钢的方法 |
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CN (1) | CN1052925C (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100382902C (zh) * | 2005-04-26 | 2008-04-23 | 宝山钢铁股份有限公司 | 一种利用初轧机轧制大圆钢的方法 |
CN102120223A (zh) * | 2010-08-03 | 2011-07-13 | 承德建龙特殊钢有限公司 | 一种轧制大断面棒材的方法 |
CN102069090B (zh) * | 2010-12-08 | 2013-08-14 | 扬州诚德重工有限公司 | 超大直径圆钢生产孔型系统及轧制工艺 |
CN102553910B (zh) * | 2011-10-31 | 2013-09-25 | 山西太钢不锈钢股份有限公司 | 一架轧机共用一套轧辊轧制Φ120mm和Φ130mm圆钢的方法 |
CN106001118B (zh) * | 2016-05-16 | 2018-03-13 | 西宁特殊钢股份有限公司 | 一种φ65mm棒材孔型结构及其轧制方法 |
CN108356073A (zh) * | 2018-04-19 | 2018-08-03 | 江阴兴澄特种钢铁有限公司 | 一种大规格圆坯以轧代锻生产方法 |
CN113083888B (zh) * | 2021-03-30 | 2022-05-17 | 天津钢铁集团有限公司 | 基于双棒材生产线快速更换圆钢轧制规格的工艺方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4213321A (en) * | 1977-03-31 | 1980-07-22 | Giulio Properzi | Rolling method and rolling mill for an ingot originating from a continuous casting machine of the wheel-and-belt type |
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1997
- 1997-04-29 CN CN97104171A patent/CN1052925C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4213321A (en) * | 1977-03-31 | 1980-07-22 | Giulio Properzi | Rolling method and rolling mill for an ingot originating from a continuous casting machine of the wheel-and-belt type |
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Publication number | Publication date |
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CN1164443A (zh) | 1997-11-12 |
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C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: BAOSHAN IRON & STEEL CO., LTD. Free format text: FORMER NAME OR ADDRESS: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD Owner name: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD Free format text: FORMER NAME OR ADDRESS: BAOSHAN STEEL GROUP IRON AND STEEL CO LTD |
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CP03 | Change of name, title or address |
Address after: 201900, Fujin Road, Shanghai, Baoshan District orchard Patentee after: BAOSHAN IRON & STEEL Co.,Ltd. Address before: 200122 No. 370 Pu circuit, Shanghai, Pudong New Area Patentee before: BAOSHAN IRON & STEEL CO.,LTD. Address after: 200122 No. 370 Pu circuit, Shanghai, Pudong New Area Patentee after: BAOSHAN IRON & STEEL CO.,LTD. Address before: 201900 No. 1, Middle Road, Baoshan District, Shanghai Patentee before: Baosteel Group Corporation |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000531 Termination date: 20160429 |