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mei he jin han jie jie tou de ruan hua ji gai shan cuo shi
Author(s): 
Pages: 21-24
Year: Issue:  10
Journal: Welding Technology

Keyword:  镁合金焊接接头软化深冷处理;
Abstract: 镁合金焊接接头的软化是其焊接问题之一,该问题制约着镁合金材料在焊接结构中的应用.故就镁合金焊接接头的软化及其产生原因做了简要分析,提出了一种采用深冷处理的方法来强化镁合金焊接接头的新工艺.试验表明,深冷处理可显著强化焊接接头,使焊缝区晶粗得到细化,第二相在基体上呈弥散析出,力学性能得到改善.
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