Arc Welding - WEL 121
- WEL 121 - Arc Welding
- Studies the operation of AC and DC power sources, weld heat, polarities, and electrodes for use in joining various alloys by the SMAW process. Covers welds in different types of joints and different welding positions. Emphasizes safety procedures.Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.