1Cr12Mo模锻叶片裂纹分析  

Crack Analsis of Model Forged Blade of 1Cr12Mo

作　　者：王有铭[1] 王海凤[1] 

机构地区：[1]哈尔滨汽轮机厂有限责任公司,哈尔滨150046

出　　处：《汽轮机技术》2003年第6期411-412,共2页Turbine Technology

摘　　要：:采用扫描电镜、光学显微镜、化学分析等方法,分析了某1Cr12Mo模锻叶片开裂原因,认为过热是导致裂纹的主要原因。Crack cause of model forged blade of 1Cr12Mo was analyzed by means of scanning electron microscopy, optical microscopy and chemcial analysis. It was indentified as the main cause of crack that overheat.

关 键 词：过热 马氏体 晶粒度 晶界 

分 类 号：TK265[动力工程及工程热物理—动力机械及工程]