| 冷镦钢冷镦开裂影响因素分析及控制 |
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| 引用本文： | 李印长,孙汝林,张全刚,翟林甫,万国喜,邹文辉.冷镦钢冷镦开裂影响因素分析及控制[J].河南冶金,2010,18(5):19-22. |
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| 作者姓名： | 李印长 孙汝林 张全刚 翟林甫 万国喜 邹文辉 |
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| 作者单位： | 安阳钢铁集团有限责任公司 |
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| 摘 要： | 介绍了影响冷镦钢冷镦开裂的因素,包括加工时的受力状态、材料本身性质、原生缺陷及组织异常等。分析了冷镦钢开裂的机理:冷镦钢化学成分和组织结构对材料塑性的影响;第二相、夹杂物和裂纹对材料基体连续性的影响;组织和晶粒度异常对材料组织连续性的影响。
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| 关 键 词： | 冷镦钢 受力状态 化学成分 组织结构 缺陷 |
ANALYSIS AND CONTROL OF CRACK FACTORS OF COLD-HEADING STEEL |
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| Li Yinchang,Sun Rulin,Zhang Quangang,Zhai Linfu,Wan Guoxi,Zou Wenhui.ANALYSIS AND CONTROL OF CRACK FACTORS OF COLD-HEADING STEEL[J].Henan Metallurgy,2010,18(5):19-22. |
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| Authors: | Li Yinchang Sun Rulin Zhang Quangang Zhai Linfu Wan Guoxi Zou Wenhui |
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| Affiliation: | (Anyang Iron ＆ Steel Croup Co.,Ltd) |
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| Abstract: | This article introduced the factors that affect crack of cold heading steel which including stress state when processed,nature of the material,native defects and abnomal microstructure,analyzed cracking mechanism of cold heading steel ：effect of component and microstructure on material plasticity;effect of second phase,inclusions and native crack on material matrix continuity;effect of abnomal microstructure and grain size on material structure continuity. |
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| Keywords: | cold heading steel stress state chemical components microstructure defect |
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