试题与答案

某机电工程安装公司承包某工厂的锅炉焊接工程,为了保证焊接质量,需进行焊接的质量检测。

题型:单项选择题

题目:

某机电工程安装公司承包某工厂的锅炉焊接工程,为了保证焊接质量,需进行焊接的质量检测。在焊接前对原材料、技术文件和焊接设备等进行检查,焊前检验合格后,方可施工。焊接中还需对焊接工艺、焊接缺陷等进行检验。工程施工完毕进行焊后检验,发现焊缝表面有咬边和裂纹等缺陷,致密性试验也不符合要求,焊缝无损检测也出现问题,于是要求返修,经检验合格后,才可投入使用。

用于检查坡口表面、碳弧气刨清根后或焊缝缺陷清除后的刨槽表面等开口缺陷的焊缝无损检测方法是( )。

A.液体渗透探伤

B.射线探伤方法

C.超声波探伤

D.磁性棵伤

答案:

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