Credit(s):4 Lecture Hour(s):1 Vocational Lab Hour(s):4.50 Prerequisite(s): WEL 1004 or equivalent. Formerly WEL 233 Instruction in safety, theory and practical applications in joint fit-up, design and welding pipe in the 2-G horizontal position. Welding in accordance with the American Petroleum Institute Pipe Code using the SMAW process with E-XX10 type electrodes.