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本文就16240ZB 柴油机球铁曲轴连续发生因机械性能不合格而报废的原因作了探索,并借助于金相显微分析、能谱分析和化学分析等手段,找到了问题的症结所在,提出了预防措施。
This paper explores the reason why the 16240ZB diesel ductile iron crankshaft has been scrapped due to the unqualified mechanical performance. With the aid of metallographic analysis, energy spectrum analysis and chemical analysis, the crux of the problem is found and preventive measures are put forward.