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Failure Analysis on Piston Pin in Diesel Engine
Author(s): 
Pages: 51-54
Year: Issue:  1
Journal: Internal Combustion Engine & Power Plant

Keyword:  活塞销沿晶断裂二次淬火;
Abstract: 通过计算校核、宏观分析、扫描电镜分析以及金相分析,认为活塞销断裂的主要原因为活塞销端面以及圆角处在磨削过程中出现了二次淬火现象,导致端面出现沿晶裂纹,发生沿晶断裂.
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