ISO 10893-12:2011/Amd 1:2020
钢管无损检测 第12部分:无缝和焊接(埋弧焊除外)钢管的自动全周边超声波厚度检测 修订1:接受的变更
Non-destructive testing of steel tubes — Part 12: Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes — Amendment 1: Change of accep