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对Ⅰ型杆件角焊缝在允许未焊透情况下的超声波探伤进行了探讨,对是底部夹渣还是未焊透的反射信号进行了分析,找出了区别方法。
Ultrasonic flaw detection of type I fillet weld under impervious conditions was discussed. The reflected signal from the bottom of slag fillet or incomplete penetration was analyzed to find out the distinguishing method.