摘要
探讨如何用黑度对比法对转化炉炉管焊缝的射线探伤进行裂纹定深 ,给出了部分试验数据和实际应用效果。
This paper discusses how to use blackness contrast method to determine the crack depth in the primary reformer tube with radiographic inspectionIt provides part of test data and actual application effect
出处
《大氮肥》
CAS
2000年第2期128-129,142,共3页
Large Scale Nitrogenous Fertilizer Industry
关键词
裂纹深度
黑度对比
射线探伤
合成氨
炉管
crack depth,blackness contrast,foci,time of exposure,time of developing
