镍基耐蚀材料焊接结晶裂纹敏感性的研究现状与趋势  

RESEARCH STATUS AND DEVELOPMENT ON THE WELDING SOLIDIFICATION CRACKING SENSITIVITY OF THE NICKEL-BASED CORROSION-RESISTANCE MATERIALS

作　　者：薄春雨[1] 杨玉亭[1] 周世锋[1] 李向阳[1] 

机构地区：[1]机械科学研究院哈尔滨焊接研究所,150080

出　　处：《焊接》2006年第2期15-18,共4页Welding & Joining

摘　　要：镍基耐蚀材料的焊接结晶裂纹是该类材料焊接性研究中的关键性问题。介绍了镍基耐蚀材料焊接结晶裂纹的试验方法、形成机理及影响因素,并对其研究趋势进行了展望。Solidification cracking is a critical problem during the welding of nickel- based corrosion - resistance materials. Test method, formation mechanism and influence factor of the solidification cracking during the welding of nickel - based corrosion - resistance materials were introduced as well as the research development of that were previewed.

关 键 词：镍基 结晶裂纹 试验方法 形成机理 影响因素 

分 类 号：TG4-27[金属学及工艺—焊接] TG457.11