Study on the automatic grading system for weld flaw on the radiogragh;
焊缝缺陷在线高温超声波检测的研究和应用基本上未见报道。
Weld structure may appear flaw, wear or damage when worked under the complex and rigorous condition for a long time, which eyen lead equipments into waster.
焊接结构在复杂和苛刻的条件下长期工作会出现裂纹、磨损或损坏，严重时甚至导致设备报废。
After the ultrasonic wave 100% inspecting repairing weld, nothing linear flaw is discovered and the quality is qualified.
经超声波100%检查修补焊缝，未发现任何线性缺陷，质量合格。
Buried flaw was found in FCB weld. CTOD test was performed on the weld sample.
用FCB法对船板钢进行焊接试验，发现在焊缝中存在内埋裂纹。
Assessment results showed that all assessment points were located within the failure lines of analysis level 1 and 2. So the pipeline structure with surface flaw at the weld toe was safe.
评定结果表明，不论是采用一级或是二级评定，各评定点均在评定曲线定义的范围内，说明该结构是安全的。
Assessment results showed that all assessment points were located within the failure lines of analysis level 1 and 2. So the pipeline structure with surface flaw at the weld toe was safe.
评定结果表明，不论是采用一级或是二级评定，各评定点均在评定曲线定义的范围内，说明该结构是安全的。
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