| WL510汽车大梁钢开裂原因分析 |
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| 引用本文： | 黄海娥,王志奋,周千学,杨志婷.WL510汽车大梁钢开裂原因分析[J].武汉工程职业技术学院学报,2011(4):16-17,40. |
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| 作者姓名： | 黄海娥 王志奋 周千学 杨志婷 |
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| 作者单位： | 武汉钢铁(集团)公司研究院; |
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| 摘 要： | WL510汽车大梁钢在冷弯过程中，在弯背上发生开裂，利用扫描电镜和金相显微镜对开裂试样进行断口观察和金相分析。结果表明，该试样开裂的主要原因是其存在大量的夹杂物、夹渣和组织偏析。
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| 关 键 词： | 汽车大梁钢 冷弯开裂 夹杂物 夹渣 组织偏析 |
Causal Analysis of WL510 Automobile Frame Steel Fracture |
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| HUANG Hai'e WANG Zhifen ZHOU Qianxue YANG Zhiting.Causal Analysis of WL510 Automobile Frame Steel Fracture[J].Journal of University for Staff and Workers of Wuhan Iron and Steel(Group)Corporation,2011(4):16-17,40. |
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| Authors: | HUANG Hai'e WANG Zhifen ZHOU Qianxue YANG Zhiting |
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| Institution: | HUANG Hai'e WANG Zhifen ZHOU Qianxue YANG Zhiting |
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| Abstract: | Fracture emerges on curved surface of automobile frame steel while being cold bent.Break analysis and metallographic analysis are carried out with SEM and metallographic microscope,the result of which shows that the main causes of fracture are impurities,cinder inclusion and element segregation,which are retained in automobile frame steel. |
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| Keywords: | W510 cold-bent surface fracture impurities cinder inclusion element segregation |
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