NF A49-785-10*NF EN ISO 10893-10:2011 钢管无损检测 第10部分:无缝和焊接(埋弧焊除外)钢管的纵向和/或横向缺陷检测用自动完整外围超声波探伤法
Non destructive testing of steel tubes - Part 10 : automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections