挖掘机轴座断裂失效分析

Fracture faiure analysis of excavator shaft seat

某型号挖掘机斗杆上与动臂铰接的轴座发生断裂,经过对该轴座断裂部位的宏观分析、金相分析和化学成分分析,找出改进措施。

Acoording to the feedback from the market,we found that the shaft seat of a particular model excavator bucket and boom lever hinged failed to combine,after the cleavage site of the shaft seat macro analysis,metallographic analysis and chemical composition analysis to identify improvement measures.