Moraine Valley Catalog 2026-2027

Welding (WLD)

WLD-104. Electric Welding Circuits. (2 Credits)

Explore theory and practical knowledge necessary to troubleshoot the welding circuit. Fee is required. (3 contact hours)

WLD-105. Reading Welding Blueprints. (3 Credits)

Emphasizes basic interpretation of blueprints, welding symbols and basic sketching. (4 contact hours)

WLD-111. Basic Arc/Gas Welding I. (3 Credits)

Covers basic understanding of the operation of oxy-acetylene welding and cutting, and shield metal arc welding. Fee is required. (5 contact hours)

WLD-112. Basic Arc/Gas Welding II. (3 Credits)

Increase knowledge and gain intermediate skill in the operation of oxy-fuel welding and cutting, and shield metal arc welding. Fee is required. (5 contact hours)

WLD-113. Basic Metallurgy and Materials. (3 Credits)

Introduces types and use of industrial materials. The general classifications, properties, and industrial applications of materials are studied. Fee is required. (4 contact hours)

WLD-121. Advanced SMAW & Cutting I. (3 Credits)

Gain instruction in shield metal arc welding in the flat, vertical and overhead position to meet industrial requirements for speed and quality. Fee is required. (5 contact hours)

WLD-122. Advanced SMAW and Cutting II. (3 Credits)

Examine advanced techniques in out-of-position shield metal arc welding. Welding of transitional joints is stressed. Fee is required. (5 contact hours)

WLD-123. MIG, TIG, & Brazing I. (3 Credits)

Study soldering, brazing, braze welding, gas metal arc welding of aluminum and carbon steels, gas tungsten arc welding of aluminum, carbon and stainless steels, and flux cored arc welding of carbon steels. Fee is required. (5 contact hours)

WLD-124. MIG, TIG, and Brazing II. (3 Credits)

Concentrates on brazing and braze welding. Practice gas metal arc welding in all positions on aluminum, stainless and mild steels. Includes instruction in gas tungsten arc welding on aluminum, stainless and mild steels in all positions. Theory and practice in gas metal arc welding, flux cored arc welding, gas tungsten arc welding, and oxy-fuel braze welding are covered. Fee is required. (5 contact hours)

WLD-137. Individual Welding Problems I. (2 Credits)

The student prepares a written proposal identifying problems to be addressed and submits it to the instructor. Upon approval, the instructor informs the student of a class meeting time. The student must meet with the instructor prior to registering for the class. Preselected problems are available from the instructor. Fee is required. (4 contact hours)

WLD-138. Individual Welding Problems II. (2 Credits)

The student prepares a written proposal identifying problems to be addressed and submits it to the instructor. Upon approval, the instructor informs the student of a class meeting time. The student must meet with the instructor prior to registering for class. Preselected problems are available from the instructor. Fee is required. (4 contact hours)

WLD-140. Basic Pipe Welding I. (3 Credits)

Welding of six-inch schedule 40 and 80 carbon steel pipe in a fixed position, using the shielded metal arc process to American Society of Mechanical Engineers (ASME) code, is covered. Fee is required. (5 contact hours)

WLD-141. Basic Pipe Welding II. (3 Credits)

This continuation of basic pipe welding allows students to perfect skills learned in WLD-140. Emphasis is on American Society of Mechanical Engineers (ASME) code requirements for 6G welding of heavy wall carbon steel pipe with an open single Vee butt joint. Fee is required. (5 contact hours)

WLD-150. Basic Ornamental Welding. (2 Credits)

This course is an introduction to the basic metal joining techniques. Areas to be covered include shop safety and proper procedures for setting up and using oxy-acetylene torch, electric welders and metal finishing tools. There will be an explanation of basic metallurgy and the relevance to joining dissimilar metals. Students will learn how to use welding and forging techniques to make metal sculpture, ornamental ironwork and decorative hand-built metal pieces. Fee is required. (3 contact hours)

WLD-160. Visual Inspection of Welds. (2 Credits)

The most common non-destructive testing method is visual inspection. The student will visually inspect welds and identify weld size, acceptable weld profiles and surface weld discontinuity. The student will check welds for conformance and non-conformance with codes. (2 contact hours)