标 准 编 号：BS EN 10246-8-2000 简体中文标题：钢管的无损试验.纵向缺陷探测用电焊钢管焊缝的自动超声波检验 繁体中文标题：钢管的无损试验.纵向缺陷探测用电焊钢管焊缝的自动超声波检验 English Name：Non-destructive testing of steel tubes - Automatic ultrasonic testing of the weld seam of electric welded steel tubes for the detection of longitudinal imperfections...