May 03, 2026  
2026-2027 CNM Catalog, Volume 58 
    
2026-2027 CNM Catalog, Volume 58

WELD 1140 - Gas Metal Arc Welding I

2 credit hour(s)
Prerequisite:   
Pre- or corequisite: WELD 1125  
Introduces Gas Metal Arc Welding (GMAW) short circuit welding, safety, machine set up and shutdown procedures. Topics include personal protective equipment (PPE), GMAW uses, advantages and disadvantages, constant voltage (CV) power source, polarity, electrode types, shielding gasses, and weld discontinuities and defects identification and corrective practices.  Lab exercises will include various joints in all positions.

Note(s):

Lab Hours: 90