Welding consumables. Test methods and quality requirements. Primary methods and conformity assessment of consumables for steel, nickel and nickel alloys— 44 стр.
25.160.20 Welding. Including electrodes, filler metals, gases, etc. / Сварочные расходуемые материалы. Включая электроды, присадочные материалы, газы и т.д.
