Mar 09, 2026  
2025 - 2026 Catalog 
    
2025 - 2026 Catalog
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WELD 2420 - Gas Tungsten Arc Welding (TIG) - Aluminum II


3.0 Credits

Students learn welding of flat aluminum material in the horizontal and overhead positions, and pipe in the 1G and 5G positions, including a branch and header assembly. It includes the study of pulse-arc welding. This course is a continuation of Gas Tungsten Arc Welding-Aluminum I.

Prerequisites: (1) WELD 1420  

Lecture Hours: 2.0
Lab Hours: 3.0
Internship Hours: 0.0
Clinical or Practicum Hours: 0.0




Course Objectives
  1. Properly and safely set up Gas Tungsten Arc Welding equipment.
  2. Use Gas Tungsten Arc Welding processes (GTAW & GTAW-P) to produce quality welds on aluminum.
  3. Produce quality single-pass lap welds in the horizontal and overhead positions.
  4. Produce quality single-pass groove welds in the horizontal position.
  5. Produce quality single-pass fillet welds in the horizontal and overhead positions.
  6. Produce quality single-pass groove welds on thin wall round tubing in the 1G and 5G positions.
  7. Weld a branch and header assembly on thin wall round tubing.
  8. Pass fillet weld break tests and guided root bend tests.


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