Breadcrumb Home Welding Technology WLDG 1435 WLDG 1435: Introduction to Pipe Welding Download as PDF Class Program Welding Technology Credits 4 Lecture Hours 3 Lab Hours 2 CIP 48.0508 An introduction to welding of pipe using the shielded metal arc welding process (SMAW), including electrode selection, equipment setup, and safe shop practices. Emphasis on various welding positions and electrodes.