高W高Ta型粉末高温合金的蠕变性能及溶质原子偏聚

白佳铭, 刘建涛, 贾建, 张义文

Creep Properties and Solute Atomic Segregation of High-W and High-Ta Type Powder Metallurgy Superalloy

BAI Jiaming, LIU Jiantao, JIA Jian, ZHANG Yiwen

表1 GNPM01、FGH4098[24]和FGH4096[24]合金的化学成分 (mass fraction / %)

Table 1 Chemical compositions of GNPM01, FGH4098[24], and FGH4096[24] alloys

Alloy C Co Cr Mo W Al Ti Nb Ta Hf Ni GNPM01 0.06 16.0 10.0 2.5 5.0 3.2 3.0 2.0 5.0 0.3 Bal. FGH4098[24] 0.05 20.6 13.0 3.8 2.1 3.4 3.7 0.9 2.4 - Bal. FGH4096[24] 0.03 13.0 15.8 4.33 4.14 2.26 3.88 0.82 - - Bal.