DIN EN ISO 10893-9:2020-10
Действует
Non-destructive testing of steel tubes - Part 9: Automated ultrasonic testing for the detection of laminar imperfections in strip/plate used for the manufacture of welded steel tubes (ISO 10893-9:2011 + Amd 1:2020); German version EN ISO 10893-9:2011 + A1:2020
