Specification and qualification of welding procedures for metallic materials -- Welding procedure test -- Part 12: Spot, seam and projection welding— 16 стр.
Resistance welding. Weldability. General requirements for the evaluation of weldability for resistance spot, seam and projection welding of metallic materials— 18 стр.
Resistance welding. Weldability. General requirements for the evaluation of weldability for resistance spot, seam and projection welding of metallic materials— 18 стр.