TENSILE CREEP DEFORMATION AND DAMAGE BEHAVIOR IN A NICKEL-BASE SUPERALLOY AT 900℃

来源 :金属学报：英文版 | 被引量 : 0次 | 上传用户：lionsky

【摘要】

：

The tensile creep deformation and damage evolution in a Ni-base superalloy at 900℃/170MPa were investigated. At the first creep stage, abnormal creep occured d

【作者】

：

H.C.Yu S.S.Xie H.C.Yang

【机构】

：

BeijingInstituteofAeronauticalMaterials,R＆DCenter,CollegeofMaterialsandMetallurgy

【出处】

：

金属学报：英文版

【发表日期】

：

2004年4期

【关键词】

：

超耐热合金镍合金蠕变疲劳损伤高温合金 creep deformation and damage dislocation microstructur

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论文部分内容阅读

The tensile creep deformation and damage evolution in a Ni-base superalloy at 900℃/170MPa were investigated. At the first creep stage, abnormal creep occured due to the resolution of fine particles, and the deformation initiated from grain boundary areas.

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TENSILE CREEP DEFORMATION AND DAMAGE BEHAVIOR IN A NICKEL-BASE SUPERALLOY AT 900℃

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