WEL 251 - GTAW Carbon Steel: SENSE1

Credits: 2
Lecture Hours: 0
Lab Hours: 4
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech

Focuses on proper weld safety, machine setup and welding techniques for Gas Tungsten Arc Welding. Students perform American Welding Society compliant welds on carbon steel in flat, horizontal, vertical and overhead positions. This course will prepare students to take an AWS welder certification test, which is recommended for successful completion of this course. This course aligns to SENSE Level 1, Module 7 - Key Indicators 1-7, as well as Module 2 - Key Indicator 7, Module 3- Key Indicator 3, and Module 9 - Key Indicator 2. Credit will not be granted for both WEL 251 and WEL 190.
Prerequisite: Students must be 16 years or older
Prerequisite OR Corequisite: WEL 228
Competencies

Evaluate GTAW equipment, accessories and consumables to ensure proper safety and operations
1. Explain GTAW technology
2. Discuss GTAW application techniques
3. Perform safety inspections
4. Complete minor external repairs to GMAW equipment
5. Set up GTAW equipment per WPS for welding on carbon steel
Produce fillet welds in all positions on carbon steel
1. Complete a fillet weld in the flat position
2. Complete a fillet weld in the horizontal position
3. Complete a fillet weld in the vertical position
4. Complete a fillet weld in the overhead position
Produce groove welds in all positions on carbon steel
1. Complete a groove weld in the flat position
2. Complete a groove weld in the horizontal position
3. Complete a groove weld in the vertical position
4. Complete a groove weld in the overhead position
Evaluate welds to ensure AWS D.1.1 standards are met
1. Analyze completed welds
2. Adjust welding technique

Competencies Revised Date: 2020