焊接工艺参数对焊缝成形和组织性能的影响

Dongsheng SUN, Laiwei ZHAO,Yue ZHANG, Jie HAN,Hui LUO

Hot Working Technology(2016)

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Abstract
通过试验分析了低碳钢、不锈钢焊条电弧焊工艺参数对其焊缝成形和组织性能的影响.结果表明,低碳钢焊条电弧焊随线能量的增加,焊缝的熔深熔宽增大,晶粒逐渐粗大,在过热区产生晶粒特别粗大的魏氏体组织,其硬度值在熔合区最高;不锈钢焊条电弧焊线能量的增加,焊缝的熔深、熔宽增大,焊缝组织晶粒逐渐粗大.
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