Since there are weld defects in welds, using traditional strength theory based on no defect and no crack to design, crane's security in rating load can't be insured.
由于在焊缝部位存在焊接缺陷,采用传统的建立在构件无缺陷、无裂纹基础上的强度理论进行设计计算时,往往不能确保起重机在额定载荷下使用的安全性。
Ultrasonic detection of defects in heat-affected zones of stainless steel pipe welds is discussed. The feasibility of the method is verified by penetrant inspection of dissected pipes.
本文讨论不锈钢管道焊缝热影响区内缺陷的超声波检测方法,应用着色渗透探伤对解剖后的样品进行了验证,证明超声波探伤法的可行性。
Unfortunately, strip blistering defects occurred in the welds in field construction.
现场施工时,出现了条状气孔缺陷。
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