Microstructure and Properties of ER50-6 Steel Fabricated by Wire Arc Additive Manufacturing

Table 2

Main technological parameters of additive manufacturing.

The process parameters	Sample 1#	Sample 2#
Main current (A)	150	150
Bypass current (A)	150	200
Tungsten electrode diameter (mm)	3	3
Angle of tungsten electrode (°)	50	50
Gas flow of GTAW (L·min^-1)	15	15
Gas flow of GMAW (L·min^-1)	12	12
Welding speed (mm·min^-1)	160	160
Layer numbers	12	12