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12. 合金Hf-1 和Hf-4 在1100 ℃, 140 MPa持久断裂后的近断口处纵剖面组织
Fig.12. OM images (a, c) and BSE-SEM images (b, d) of longitudinal sections of stress ruptured fracture of alloys Hf-1(a, b) and Hf-4 (c, d) under 1100 ℃ and 140 MPa
