IMECH-IR  > 先进制造工艺力学实验室
激光深熔焊接焊缝形成机制
庞铭; 谭建松; 王建平; 吴波; 解志民; 郑彩云
Source Publication2009中国功能材料科技与产业高层论坛文集.中国仪器仪表学会仪表材料分会,2009,p.344-346
2009-11-07
Pages344-346
Conference Name2009中国功能材料科技与产业高层论坛
Conference Date2009-11-07
Conference Place中国江苏镇江
Abstract研究了额定功率为3kW的Nd:YAG激光器焊接镍基高温合金K418、合金钢42CrMo、镍基高温合金K418与合金钢42CrMo异种金属;通过光学显微镜观察了焊缝的宏观形貌。结果表明,42CrMo焊缝形貌为Ⅱ形,K418焊缝形貌为对称形的大钉头小钉身焊缝,K418与42CrMo焊缝形貌为非对称形的大钉头小钉身焊缝。由于K418和42CrMo热物性参数的差异,K418与42CrMo异种金属激光焊接随激光覆盖K418侧的光斑面积比例从1/3增加到2/3,大钉头小钉身的焊缝横截面尾部从圆弧形逐步过渡到月牙形。
Keyword激光焊接 焊缝形貌 圆弧形 月牙形
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43105
Collection先进制造工艺力学实验室
Corresponding Author庞铭
Recommended Citation
GB/T 7714
庞铭,谭建松,王建平,等. 激光深熔焊接焊缝形成机制[C]2009中国功能材料科技与产业高层论坛文集.中国仪器仪表学会仪表材料分会,2009,p.344-346,2009:344-346.
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