A Ni base superalloy columnar preform were produced through nitrogen spray atomization and deposition. 利用氮气雾化喷射沉积技术成功地获得了宇航用变形镍基高温合金柱形坯。
The influencing factors and densification mechanism of iron-based high temperature alloy powder by pressing were investigated. 研究铁基高温合金粉末模压成形致密化过程中的影响因素和作用机理。