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30crmnsia rong chi xie zhen fa rong tou kong zhi tig han gong yi ji qi jie tou zu zhi de yan jiu
Author(s): 
Pages: 106-111
Year: Issue:  3
Journal: Materials Science and Technology

Keyword:  熔透控制30CrMnSiA钢组织;
Abstract: 本文采用电弧传感熔池谐振法研究了30CrMnSiA钢熔透控制TIG焊工艺,同时选取普通连续TIG焊进行了对比讨论,并对其效果进行了分析。试验结果证明,该控制方法在适当的工艺条件下,对30CrMnSiA钢可实现高可靠性的熔透控制,不仅能单面焊双面成形,且熔宽均匀无下塌,不需焊前预热和焊后缓冷。在较大热输入量条件下,接头仍能保持较好的组织与性能。
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