P91/P92钢焊接接头超声波检测方法研究
Internal Combustion Engine & Parts(2019)
Abstract
超声波在P91/P92与碳钢中传播声速不一样,造成利用碳钢试块校准的超声波仪器在P91/P92管道焊接接头进行超声波检测时存在水平及垂直定位不准确的现象,通过理论分析及试验对比可以对P91/P92管道焊接接头缺陷进行精确定位.
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