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gang de jie gou zu zhi he xing neng
Author(s): 
Pages: 45-48+27
Year: Issue:  2
Journal: Journal of Materials Science and Engineering

Keyword:  低碳板条马氏体铁素体奥氏体下贝氏体贝氏体反应碳含量流变应力上贝氏体取向关系渗碳体;
Abstract: <正> 5.7 马氏体的强度高速淬火钢由于马氏体的形成,其硬度很高且性脆,但有色金属合金的切变相变却不会获得如此的硬度。事实上,如果钢中没有碳,马氏体的硬度是很低的。由图5.18可见,碳含量对马氏体硬度有明显的影响,而对奥氏体强度的影响则是相当小的,为使奥氏体保留到室温,钢中加了镍。
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