Destructive tests on welds in metallic materials - Method for taking samples for delta ferrite measurement (ISO 17655:2003); German version EN ISO 17655:2003— 8 стр.
Welding consumables - Test methods - Part 1: Test piece for all-weld metal test specimens in steel, nickel and nickel alloys; German version EN 1597-1:1997— 5 стр.