2Cr11Mo1VNbN围带滚弯断裂分析

Analysis of 2Cr11Mo1VNbN Shroud Roll Bending Fracture

通过对2Cr11Mo1VNbN围带滚弯断裂工艺过程、断裂断口化学成分、力学性能、宏观形貌及微观组织进行分析,找出2Cr11Mo1VNbN围带滚弯断裂的原因,并研究出预防2Cr11Mo1VNbN围带滚弯发生断裂的工艺。

Through analyzing the fracture process of2Cr11Mo1VNbN shroud roll bending,the chemical composition of fracture,the mechanical properties,the macro morphology and micro-structure,to find out the cause.of 2Cr11Mo1VNbN roll bending fracture,and to work out the process of preventing2Cr11Mo1VNbN shroud roll bending fracture.