NF A81-057-1*NF EN 14532-1:2005 Welding consumables - Test methods and quality requirements - Part 1 : primary methods and conformity assessment of consumables for steel, nickel and nickel alloys
2005NF A81-057-1*NF EN 14532-1:2005 Welding consumables - Test methods and quality requirements - Part 1 : primary methods and conformity assessment of consumables for steel, nickel and nickel alloys