GH4099粉末合金EBW接头的力学性能

冒桧萍, 杨姝, 杨嘉, 卢正冠, 徐磊

Microstructure and Mechanical Properties of Electron Beam Welded Joints of Powder Metallurgy Alloy GH4099

MAO Huiping, YANG Shu, YANG Jia, LU Zhengguan, XU Lei

表1 GH4099预合金粉末的主要化学成分和杂质元素含量

Table 1 Chemical composition of GH4099 pre-alloyed powder (mass fraction, %)

Al Ti Cr Co Ni Mo W H O N 2.17 1.30 18.53 6.85 Bal. 3.82 5.91 0.0003 0.0055 0.0017