To
From
Certified Welding Sales Representative
Core
American Welding Society
Certified Welding Inspector
HVACR Brazing Processes
National Inspection, Testing and Certification Corporation
CWI by IIW Waiver
Certified Resistance Welding Technician
Advanced
Certified Welding Fabricator
Certified Robotic Arc Welding Operators and Technicians
Specialty
Structural Welding Special Inspector
International Code Council