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JOHN A. LOGAN COLLEGE
700 Logan College Drive
Carterville, IL 62918
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John A Logan College

Sep 21, 2026

2026-2027 College Catalog

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2026-2027 College Catalog

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WEL 129 - GTAW (TIG) Welding II

3 Credit Hour(s)
1 Lecture Hour(s)
4 Lab Hours(s)
Co-requisite(s): Concurrent enrollment with WEL 124
This course is a study of Gas Tungsten Arc Welding (GTAW) theory and practice in preparation and welding of aluminum and stainless steel in all positions. Safety, equipment components, torch set-up, travel direction, AWS weld symbols, shielding gases, torch and filler rod angles, weave and stringer techniques will be emphasized.