标准编号：SY/T 6423.2-2013 中文名称：石油天然气工业 钢管无损检测方法 第2部分：焊接钢管焊缝纵向和/或横向缺欠的自动超声检测英文名称：Petroleum and natural gas industries—Non-destructive testing (NDT) methods of steel tubes—Part2:Automated ultrasonic testing of the weld seam of welded steed tubes for the detection of longitudinal and/or transverse imperfect...
