May 09, 2025  
2025-2026 Academic Catalog 
  
Catalog Navigation
  Catalog Home
  Welcome to the NSCC Community
  About Northwest State Community College
  Northwest State General Education Requirements
  Admission Requirements
  Student Support Services
  Ohio Transfer Policy
  Financial Aid
  Fees and Refund Policy
  College Policies
  Academic Policies and Procedures
  Programs
  Course Descriptions
  Glossary
  Programs by Type
  My Portfolio
HELP
2025-2026 Academic Catalog
Add to Portfolio (opens a new window)

WLD 140 - Gas Tungsten Arc Welding

Min Credits: 3

This course covers the basic principles and practices of Gas Tungsten Arc Welding (GTAW). The student will discuss basic welding terminology, safety, and demonstrate a good working knowledge of Tungsten Inert Gas (TIG) welding principles. This course will identify basic AC/DC welding equipment using various ferrous and nonferrous metals. The student will perform GTAW in accordance to welding procedure specifications in all positions using the correct shielding gas and filler rods. Safety will be emphasized throughout the class and will be in accordance with industry standards for manufacturing.

Lecture: 2 Lab: 2
Prerequisite(s): WLD 100  and WLD 110  


Add to Portfolio (opens a new window)