Research Article
The Effect of GTAW Variants on Tensile and Microstructural Properties of AZ31B Magnesium Alloy Joints
| | Process | Current (amp) | Voltage (V) | Welding speed(mm/min) | Pulse frequency (Hz) | Pulse on time (50%) | Oscillation frequency (Hz) | Arcamplitude(mm) |
| | CCGTAW | 80 | 18 | 125 | — | 4 | — | — | | PCGTAW | 115 | 19 | 135 | 5 | 50 | 2 | 0.6 | | MAO | 75 | 18 | 125 | — | 7 | — | — |
|
|
