Ключевые слова:
Welding, Gas-shielded welding, Metal-arc welding, Gas tungsten-arc welding, Arc welding, Welding electrodes, Wires, Filler wire, Bars (materials), Steels, High-tensile steels, Classification systems, Yield strength, Tensile strength, Elongation, Impact strength, Temperature, Chemical composition, Mechanical testing, Testing conditions, Designations