CN101144137A - 一种含铌高强度耐腐蚀钢筋用钢及其轧制工艺 - Google Patents
一种含铌高强度耐腐蚀钢筋用钢及其轧制工艺 Download PDFInfo
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- CN101144137A CN101144137A CNA2007101335996A CN200710133599A CN101144137A CN 101144137 A CN101144137 A CN 101144137A CN A2007101335996 A CNA2007101335996 A CN A2007101335996A CN 200710133599 A CN200710133599 A CN 200710133599A CN 101144137 A CN101144137 A CN 101144137A
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- steel
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- niobium
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Abstract
Description
盐雾试验 | 周浸试验 | |
试验设备 | FQY010型盐雾箱 | F1-65型周浸试验机 |
试验标准 | GB10125-97 | TB/T2375-93 |
腐蚀介质 | 5%NaCl | 0.01MNaHSO3,3L/天补加0.02MNaHSO3 |
PH值 | 6.5~7.2 | 4.4~4.8 |
温度(℃) | 35±2 | 45±2 |
相对湿度,% | 60~80 | |
时间(h) | 96 | 96 |
实施例1 | 实施例2 | 实施例3 | |
盐雾试验 | 50 | 60 | 58 |
周浸试验 | 54 | 64 | 50 |
Rel,MPa | 455/460/455 | 460/464/461 | 450/460/464 |
Rm,MPa | 640/646/650 | 646/650/644 | 650/656/660 |
A,% | 19/20/20 | 20/20/19 | 20/19/19 |
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CNB2007101335996A CN100554478C (zh) | 2007-09-22 | 2007-09-22 | 一种含铌高强度耐腐蚀钢筋用钢及其轧制工艺 |
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CNB2007101335996A CN100554478C (zh) | 2007-09-22 | 2007-09-22 | 一种含铌高强度耐腐蚀钢筋用钢及其轧制工艺 |
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CN101144137A true CN101144137A (zh) | 2008-03-19 |
CN100554478C CN100554478C (zh) | 2009-10-28 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102534390A (zh) * | 2011-12-15 | 2012-07-04 | 江苏省沙钢钢铁研究院有限公司 | 耐腐蚀螺纹钢筋及其生产方法 |
CN110735086A (zh) * | 2019-10-14 | 2020-01-31 | 盐城市联鑫钢铁有限公司 | 一种解决含铌螺纹钢屈服不明显的控制工艺 |
CN111020379A (zh) * | 2019-11-22 | 2020-04-17 | 龙南龙钇重稀土科技股份有限公司 | 稀土复合增强热轧钢筋及其制备方法 |
CN111621707A (zh) * | 2020-06-28 | 2020-09-04 | 马鞍山钢铁股份有限公司 | 一种高延性冷轧钢筋crb680h用钢及其生产工艺 |
CN114657447A (zh) * | 2020-12-22 | 2022-06-24 | 上海大学 | 含稀土耐蚀热轧带肋钢筋 |
CN115044829A (zh) * | 2022-05-25 | 2022-09-13 | 芜湖新兴铸管有限责任公司 | 耐腐蚀钢及其制备方法 |
-
2007
- 2007-09-22 CN CNB2007101335996A patent/CN100554478C/zh active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102534390A (zh) * | 2011-12-15 | 2012-07-04 | 江苏省沙钢钢铁研究院有限公司 | 耐腐蚀螺纹钢筋及其生产方法 |
CN102534390B (zh) * | 2011-12-15 | 2013-09-04 | 江苏省沙钢钢铁研究院有限公司 | 耐腐蚀螺纹钢筋及其生产方法 |
CN110735086A (zh) * | 2019-10-14 | 2020-01-31 | 盐城市联鑫钢铁有限公司 | 一种解决含铌螺纹钢屈服不明显的控制工艺 |
CN111020379A (zh) * | 2019-11-22 | 2020-04-17 | 龙南龙钇重稀土科技股份有限公司 | 稀土复合增强热轧钢筋及其制备方法 |
CN111621707A (zh) * | 2020-06-28 | 2020-09-04 | 马鞍山钢铁股份有限公司 | 一种高延性冷轧钢筋crb680h用钢及其生产工艺 |
CN111621707B (zh) * | 2020-06-28 | 2022-02-08 | 马鞍山钢铁股份有限公司 | 一种高延性冷轧钢筋crb680h用钢及其生产工艺 |
CN114657447A (zh) * | 2020-12-22 | 2022-06-24 | 上海大学 | 含稀土耐蚀热轧带肋钢筋 |
CN115044829A (zh) * | 2022-05-25 | 2022-09-13 | 芜湖新兴铸管有限责任公司 | 耐腐蚀钢及其制备方法 |
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CN100554478C (zh) | 2009-10-28 |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Anhui BRC & Ma Steel Weldmesh Co., Ltd. Assignor: Ma'anshan Iron and Steel Co., Ltd. Contract record no.: 2011340000089 Denomination of invention: Steel for niobium-containing high-strength corrosion-resistant steel bar and rolling technique thereof Granted publication date: 20091028 License type: Exclusive License Open date: 20080319 Record date: 20110707 |
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Address after: 243003 Department of intellectual property right of Hunan West Road No. 8 technology center, Ma'anshan City, Anhui Province Patentee after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 technical center, 8 West Hunan Road, Ma'anshan, Anhui Patentee before: Ma'anshan Iron and Steel Co., Ltd. |
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CP02 | Change in the address of a patent holder |
Address after: 243003 8 Jiuhua Road, Yushan, Ma'anshan, Anhui Patentee 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 Patentee before: Ma'anshan Iron and Steel Co., Ltd. |
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