| 合金冷镦钢盘条的研发与实践 |
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| 引用本文： | 范银平,李曦惠,邓保全,贾旭岗. 合金冷镦钢盘条的研发与实践[J]. 金属制品, 2011, 37(4): 73-75. DOI: 10.3969/j.issn.1003-4226.2011.04.021 |
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| 作者姓名： | 范银平 李曦惠 邓保全 贾旭岗 |
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| 作者单位： | 安阳钢铁股份有限公司,河南安阳,455004 |
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| 摘 要： | 介绍安钢SWRCH35K,SCM435及ML20MnTiB等冷镦钢热轧盘条的研制开发。指出:(1)K系列冷镦钢盘条,通过优化炼钢工艺,合理调整轧钢料型尺寸,可有效解决冷镦开裂的质量问题。(2)Cr,Mo系冷镦钢盘条,控制冶炼过程钢水的洁净度,控制轧制过程的吐丝温度、冷却速度,以及轧后采取延迟冷却,盘条各项性能指标满足10.9~12.9级标准件的要求。(3)B系冷镦钢盘条,严格控制冶炼质量,提高B在钢中的稳定性;并经870~880℃油淬,420~440℃中温回火后水冷,可用来生产10.9级紧固件螺栓,冷镦合格率达98%以上。提出开发节约型系列冷镦钢产品是未来的发展方向。
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| 关 键 词： | 合金冷镦钢 热轧盘条 化学成分 工艺控制 高强度紧固件 调质处理 |
Research and practice of cold heading alloy steel wire rod |
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| FAN Yin-ping,LI Xi-hui,DENG Bao-quan,JIA Xu-gang. Research and practice of cold heading alloy steel wire rod[J]. Steel Wire Products, 2011, 37(4): 73-75. DOI: 10.3969/j.issn.1003-4226.2011.04.021 |
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| Authors: | FAN Yin-ping LI Xi-hui DENG Bao-quan JIA Xu-gang |
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| Affiliation: | FAN Yin-ping,LI Xi-hui,DENG Bao-quan,JIA Xu-gang (Anyang Iron and Steel Co.,Ltd.,Anyang 455004,China) |
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| Abstract: | To introduce the research and development of Anyang Iron and Steel Group's cold heading alloy hot-rolled wire rod SWRCH35K,SCM435 and ML20MnTiB,etc.To point out:(1) K series cold heading wire rod can solve quality problems of cold heading cracks by optimizing steel making process and adjusting steel rolling's size.(2) Cr,Mo series cold heading steel wire rods control the cleanliness of liquid steel during smelting process,wire rod laying temperature and cooling rate of rolling process,and delay cooling afte... |
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| Keywords: | cold heading alloy steel wire rod hot-rolled wire rod chemical component technical control high strength fastener quenching and tempering |
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