Normas ISO

Change of ultrasonic test frequency; change of acceptance criteria

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

Change of ultrasonic test frequency; change of acceptance criteria

Non-destructive testing of steel tubes-- Part 12: Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes

Change of acceptance criteria

Non-destructive testing of steel tubes-- Part 2: Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfections