Ru对一种高W镍基单晶合金蠕变性能的影响

梁爽, 刘智鑫, 刘丽荣, 梁金广, 纪良博, 邵华阳

Effect of Ru on Creep Properties of a High Tungsten Containing Ni-based Single Crystal Superalloy

LIANG Shuang, LIU Zhixin, LIU Lirong, LIANG Jinguang, JI Liangbo, SHAO Huayang

图8 合金3经1070℃/137 MPa蠕变50 h、200 h和蠕变断后的组织形貌

Fig.8 Microstructure of alloy 3 after creep at 1070℃/137 MPa for 50 hours (a), 200 hours (b) and creep fracture (c)