不同生产工艺对FGH95粉末高温合金组织和性能的影响  

EFFECTS OF PRODUCING PROCESS ON MICROSTRUCTURE AND PROPERTIES OF FGH95 P/M SUPERALLOY

作　　者：国为民[1] 张凤戈[1] 冯涤[1] 吴剑涛[1] 张义文[1] 陈淦生[1] 

机构地区：[1]钢铁研究总院高温材料所,北京100081

出　　处：《粉末冶金工业》2001年第5期7-12,共6页Powder Metallurgy Industry

摘　　要：全面对比研究了不同生产工艺对FGH95粉末高温合金显微组织 ,拉伸、屈服强度 ,持久蠕变及低周疲劳性能的影响 ,研究了不同生产工艺与FGH95粉末高温合金抗断裂韧性及无损检测的关系。The effects of producing process on microstructure,tensile and yield strength,tensile fracture,creep and LCF of FGH95 are discussed The relationship of producing process,fracture toughness and NDT is also studied Based on the test results,it is concluded that the direct HIP for P/M turbine disc should be a preferred process in China

关 键 词：粉末冶金高温合金 涡轮盘 显微结构 力学性质 生产工艺 

分 类 号：TF125.4[冶金工程—粉末冶金]