The present paper describes the failure analysis of roller -coupling by testing the optical, metallographic and mechanical properties, offering you the fracture reasons.
本文介绍了利用光学金相、力学性能测试方法对轧辊联轴节进行了失效分析并提出了断裂原因。
Some failure types of petrochemical equipment are recommended. The failure reasons are analyzed. The emphases of failure analysis from now on are put forward.
介绍了石化设备失效的几种类型，分析了各类失效的原因，并提出了今后失效分析工作的重点。
According to the analysis for failure reasons of vertical shaft wall in Linhuan Coal Mine, its main reason is longitudinal load produced by negative frictional force.
分析临涣煤矿区竖井井壁破坏的原因，主要是由负摩擦力产生的纵向荷载引起的。
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