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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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微量元素对Cr-Ni-Mn-N奥氏体抗氢钢微观凝固偏析的影响
, PP. 809-815
Keywords: 微量元素,偏析,枝晶,奥氏体抗氢钢
Abstract:
利用金相法和电子探针研究了微量元素Ｐ,Ｃ,Ｓｉ和Ｎｂ对采用低偏析均质化技术炼制的Ｃｒ－Ｎｉ－Ｍｎ－Ｎ奥氏体抗氢钢凝固组织和微观偏析的影响.结果表明,降低Ｐ,Ｃ及Ｓｉ的含量有利于Ｃｒ－Ｎｉ－Ｍｎ－Ｎ奥氏体凝固组织枝晶细化,Ｎｂ保持适当含量对枝细化有利,分别减少,Ｐ,Ｃ,Ｓｉ和Ｎｂ的实验钢中的含量不仅能大幅降低元素自身的偏析,而且不同程度地影响到其它元素偏析.
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