2000℃高温高承载的Ta-W难熔合金

张旭, 田谨, 薛敏涛, 江峰, 李苏植, 张博召, 丁俊, 李小平, 马恩, 丁向东, 孙军

Ta-W Refractory Alloys with High Strength at 2000oC

ZHANG Xu, TIAN Jin, XUE Mintao, JIANG Feng, LI Suzhi, ZHANG Bozhao, DING Jun, LI Xiaoping, MA En, DING Xiangdong, SUN Jun

图5 Ta-W合金25和2000℃高温压缩性能,以及该合金与文献中Ta-W合金[23]和难熔高熵合金[9,24~29]压缩性能的对比(列出了商业镍基高温合金[30]的拉伸强度作为参考态)

Fig.5 Compressive engineering stress-strain curves of Ta-W alloys at 25oC (a) and 2000oC (b), temper-ature dependence of compressive yield strength of Ta-W alloys in this work, Ta-W alloys[23], typical refractory high-entropy alloys[9,24-29] (The tensile yield strength for commercial Ni-based superalloys[30] are shown for reference) (c)