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介绍了A335P91、A335P92管材分层缺欠超声波探伤的适用标准、探伤方法及应用情况,供国内同仁在探伤中借鉴。
The applicable standards, flaw detection methods and applications of A335P91 and A335P92 pipe stratified imperfection ultrasonic flaw detection are introduced for reference of domestic colleagues in flaw detection.