Author(s): CHEN Bo, XIONG Hua-ping, SHEN Qiang, WANG Chuan-bin, LI Jun-guo
Pages: 56-59
Year: 2011 Issue:  2
Journal: Journal of Materials Engineering
Keyword:  钎焊; Ti/TiAl/Al; 密度; 梯度材料;
Abstract: 采用两步钎焊方法来完成梯度材料的制备:第一步,选用Ti-Zr-Cu-Ni-Co急冷态箔带钎料钎焊TC4/TiAl接头,钎焊规范选为960℃/10min;第二步,采用高纯度的Al,Cu和Si粉末混合配制Al-25Cu-5Si钎料,用于钎焊TiAl/LF21接头,钎焊规范选为590℃/10min.结果表明,两步钎焊法成功实现了TC4/TiAl/LF21这种轻质变密度梯度材料的制备,其中在TC4/TiA...