Hf对第二代镍基单晶高温合金DD11高温低应力持久性能的影响
赵云松1,2,张剑2,骆宇时2,唐定中2,冯强1,3(
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EFFECTS OF Hf ON HIGH TEMPERATURE LOW STRESS RUPTURE PROPERTIES OF A SECOND GENERATION Ni-BASED SINGLE CRYSTAL SUPERALLOY DD11
Yunsong ZHAO1,2,Jian ZHANG2,Yushi LUO2,Dingzhong TANG2,Qiang FENG1,3()
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图5. 合金Hf-4经1320 ℃热处理6 h空冷后的初熔组织
Fig.5. OM image (a) and interdendrite region BSE-SEM image (b) of alloy Hf-4 after heat treatment at 1320 ℃ for 6 h and then A.C.
