Breadcrumb Home Welding Technology WDT 124 WDT 124: Gas Metal Arc/Flux Cored Arc Welding Lab Download as PDF Program Welding Technology Credits 3 Lecture Hours 0 Lab Hours 9 This course provides instruction and demonstration using the various transfer methods and techniques to gas metal arc and flux cored arc welds. Topics included are safety, equipment set-up, joint design and preparation, and gases. Prerequisite Courses WDT 107 WDT 119