GOST R ISO 10893-10-2014 Seamless and welded steel tubes. Part 10. Automated full peripheral ultrasonic testing for the detection of longitudinal and/or transverse imperfections
2014GOST R ISO 10893-10-2014 Seamless and welded steel tubes. Part 10. Automated full peripheral ultrasonic testing for the detection of longitudinal and/or transverse imperfections