对低碳的0.4Cu-0.07P-0.6Cr-0.3Ni高强度耐候钢分别添加0.026%Nb或0.073%V后,进行同一轧制工艺试验和正火处理,结果发现含Nb钢比含V钢塑韧性高但强度低,且组织更易发生岛状马氏体或粒状贝氏体转变.
参考文献
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