标 准 编 号：BS EN 10246-9-2000 简体中文标题：钢管的无损检验.检测纵向或横向缺陷用的焊接和埋弧焊钢管的自动超声波试验 繁体中文标题：钢管的无损检验.检测纵向或横向缺陷用的焊接和埋弧焊钢管的自动超声波试验 English Name：Non-destructive testing of steel tubes - Automatic ultrasonic testing of the weld seam of submerged arc welded steel tubes for the detection of longitudinal and/or transverse imperfections
