Fabrication and inspection method for high pressure urea equipment—Part 1:Ultrasonic examination on the automatic strip overlay welds of stainless steel
全国化工机械与设备标准化技术委员会(SAC/TC 429)
GB/T 25151的本部分规定了采用脉冲反射法，对尿素高压设备不锈钢带极自动堆焊层进行接触法超声波检测和厚度测量。
本部分适用于堆焊层厚度不小于3 mm的不锈钢带极自动堆焊层超声波检测。
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