The Behavior of Rare Earths in Steel

被引:0
|
作者
余景生
余宗森
吴承建
机构
[1] Ministry of Metallurgical Industry China.
[2] Ministry of Metallurgical Industry China.
[3] Beijing University of Iron and Steel Technology.
关键词
rare earths; segyegation; mechanical properties; hydrogen induced cracking;
D O I
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中图分类号
学科分类号
摘要
This review paper outlines recent progressin the application of rare earth metals (RE)in steel to improve the mechanical propertiesof steel. It includes: the physical chemistryof RE in steel; comparison of the applicationof RE and Ca in steel; the ways of adding REinto steel and nozzle blockage; the solid solubi-lity limit of RE in Fe and the amount of REsoluble in steel; the segregation of RE on grainboundaries of steel and its reaction with otherelements; the effect of RE on the structureand mechanical properties of steels; the reactionof RE with H in steel.
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页码:33 / 43
页数:11
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