KS B ISO 10893-11-2018 钢管非破坏性试验 - 第11部分:焊接钢管焊缝的自动超声波检测 用于检测纵向和/或横向缺陷
Non-destructive testing of steel tubes — Part 11: Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections