Evolution of Microstructure and Residual Stress under Various Vibration Modes in 304 Stainless Steel Welds

Table 2

The welding parameters of the simultaneous vibration welding.

Welding process	GTAW
Arc current	120 A
Arc voltage	10 V
Traveling speed	120 mm/min
Protective gas	Argon, 15 L/min
Electrode	Tungsten, 𝜑: 3.2 mm
Preheat	None
Filler	None