Ta含量对镍基粉末高温合金高温蠕变变形行为和性能的影响
杨志昆, 王浩, 张义文, 胡本芙

Effect of Ta Content on High Temperature Creep Deformation Behaviors and Properties of PM Nickel Base Superalloys
YANG Zhikun, WANG Hao, ZHANG Yiwen, HU Benfu
图6 不同Ta含量镍基粉末高温合金蠕变后断口形貌
(a1, a2) 0%Ta (b1, b2)1.2%Ta (c1, c2) 2.4%Ta (d1, d2) 3.6%Ta (e1, e2) 4.8%Ta
Fig.6 Low (a1-e1) and locally high (a2-e2) magnified SEM images of fracture morphologies of PM nickel base superalloys with different Ta contents