WELD 1250 - Introduction to GTAW and Fabrication Lab

Institution:

Central New Mexico Community College

Subject:

Description:

Introduces Gas Tungsten Arc Welding (GTAW) safety, machine set up and shutdown procedures. Topics include personal protective equipment (PPE) GTAW uses, advantages and disadvantages, base metal prep, constant current (CC) power source, DCEP/DCEN polarity and AC current, tungsten types, prep and identification, types of filler metal, shielding gas uses and weld discontinuities and defects identification and corrective practices. Lab exercises include flat and horizontal positions on carbon, aluminum and stainless steel. Emphasizes application of safety and gas tungsten arc welding (GTAW) on carbon steel. Fabrication and repairs are stressed. Customer billing techniques are introduced

Credits:

2.00

Credit Hours:

Prerequisites:

Reading and Writing Skills 1

Corequisites:

Exclusions:

Level:

Instructional Type:

Lecture/Lab

Notes:

15 theory hours 45 lab hours 15 hours additional instruction per term Previously WELD 1592

Additional Information:

Historical Version(s):

09/01/2007 - 05/25/2022 

Institution Website:

www.cnm.edu

Phone Number:

(505) 224-3000

Regional Accreditation:

North Central Association of Colleges and Schools

Calendar System:

Trimester

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