07MnCrMoVR钢制球罐整体热处理再热裂纹分析及控制

Analysis and control of reheat cracking for 07MnCrMoVR steel spherical tank during bulk heat treatment

对07MnCrMoVR钢的再热裂纹机理、危害性及球罐整体处理时的再热裂纹敏感性进行分析,提出了球形类压力容器整体热处理时的再热裂纹预防措施和对再热裂纹的检测质量控制注意事项。

Mechanism,endanger and susceptibility of reheat cracking of 07MnCrMoVR steel during bulk heat treatment were analyzed.Preventive measure of reheat-cracking for spherical tank and the attention for measure control quality was put forward.