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Course Listings 2020-2021 tungsten arc welding (GTAW) process. Perform advanced welding techniques with fillet and groove welds in various positions on carbon steel. Prerequisites: None. WTO146 200 Clock Hours Aluminum (GTAW) Learn safety procedures, general equipment setup, filler materials and shielding gases used and how to make fillet and groove welds in various positions for the gas tungsten arc welding (GTAW) of aluminum. Gain an understanding of the properties and characteristics of aluminum and how to clean and prepare plate coupons for welding qualifications. Prerequisites: None. WTO147 200 Clock Hours Stainless Steel (GTAW) Learn safety procedures, general equipment setup, filler materials and shielding gases used, and how to make fillet and groove welds in various positions for gas tungsten arc welding (GTAW) of stainless steel. Gain an understanding of the properties and characteristics of stainless steel and preparation of plate coupons for the qualification of welds. Prerequisites: None. WTO206AA 141 Clock Hours Introduction to GMAW/FCAW and GTAW Instruction in theory and practice of gas metal arc welding (GMAW) and gas tungsten arc welding (GTAW), commonly referred to as MIG and TIG. Basic welding procedures on ferrous and nonferrous metals. Setup and operation of welding process equipment. Covers selection of proper filler materials and shielding gas options. A grade of C or better required in all Prerequisites. Prerequisites or Corequisites: WTO106AA or permission of Instructor. WTO206AB 141 Clock Hours Advanced GMAW and FCAW Instruction and practice of gas metal arc welding (GMAW) and flux cored arc welding (FCAW) in the horizontal, vertical, and overhead positions. Prepare for industry code performance qualification plate tests with both welding processes. Prerequisites: A grade of C or better in WTO206AA or permission of Instructor. WTO206AC 141 Clock Hours Advanced GTAW Non-Ferrous Instruction and practice of gas tungsten arc welding (GTAW) aluminum sheet in the flat, horizontal, and vertical positions. Prepare for industry code performance qualification tests in any welding position. Prerequisites: A grade of C or better in WTO206AA or permission of Instructor. WTO206AD 141 Clock Hours 391