DIN EN ISO 10893-12:2011
钢管无损检测.第12部分:无缝和焊接(埋弧焊除外)钢管的自动全外围超声波测厚法(ISO 10893-12-2011).德文版本EN ISO 10893-12-2011
Non-destructive testing of steel tubes - Part 12: Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes (ISO 10893-12:2011); German version EN ISO 10893-12:2011