Welding (WEL) at Tidewater Community College


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WEL 117 - Oxyfuel Welding and Cutting
Introduces history of oxyacetylene welding, principles of welding and cutting, nomenclature of the equipment, development of the puddle, running flat beads, and butt welding in different positions. Explains silver brazing, silver and soft soldering, and safety procedures in the use of tools and equipment.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 120 - Introduction to Welding
Introduces history of welding processes. Covers types of equipment, and assembly of units. Stresses welding procedures such as fusion, non-fusion, and cutting oxyacetylene. Introduces arc welding and plasma arc cutting. Emphasizes procedures in the use of tools and equipment.
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
View WEL 120 Course Content Summary
WEL 123 - Shielded Metal Arc Welding (Basic)
Teaches operation of AC and DC power sources, welding polarities, heats and electrodes for use in joining various metal alloys by the arc welding process. Deals with running beads, butt, and fillet welds in all positions. Emphasizes safety procedures.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 124 - Shielded Metal Arc Welding (Advanced)
Continues instruction on operation of AC and DC power sources, welding polarities, heats and electrodes for use in joining various metal alloys by the arc welding process. Deals with running beads, butt, and fillet welds in all positions. Emphasizes safety procedures.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 126 - Pipe Welding I
Teaches metal arc welding processes including the welding of pressure piping in the horizontal, vertical, and horizontal-fixed positions in accordance with section IX of the ASME code.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
WEL 127 - Pipe Welding II
Provides practice in the welding of pressure piping in the horizontal, vertical, and fixed positions.
Laboratory 9 hours per week.
3 credits
WEL 129 - Pipefitting and Fabrication
Reviews basic mathematical skills necessary for the pipefitting trade. Teaches basic methods for fabricating piping offsets, miter-turn fittings, tees, odd angle elbows, 90 degree elbows, and the use of pipefitting and layout tools. May be taken with WEL 126.
Lecture 3 hours per week.
3 credits
WEL 130 - Inert Gas Welding
Introduces practical operations in the uses of inert-gas- shield arc welding. Discusses equipment, safety operations, welding practice in the various positions, process applications, and manual and semi-automatic welding.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 135 - Inert Gas Welding
Introduces practical operations in use of inert gas shielded arc welding. Studies equipment operation, setup, safety and practice of GMAW (MIG) and GTAW (TIG).
Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
2 credits
WEL 136 - Welding III (Inert Gas)
Studies Tungsten and metallic inert gas procedures and practices including principles of operation, shielding gasses, filler rods, process variations and applications, manual and automatic welding, equipment and safety.
Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
2 credits
WEL 138 - Pipe and Tube Welding
Develops entry level skills for the inert gas tungsten welding process (TIG) with emphasis upon thin and thick wall carbon and stainless piping and tubing.
Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
Prerequisite: WEL 136 or Instructor Permission
2 credits
View WEL 138 Course Content Summary
WEL 141 - Welder Qualification Tests I
Studies techniques and practices of testing welded joints through destructive and non-destructive testing. Part I of II.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 142 - Welder Qualification Tests II
Studies techniques and practices of testing welded joints through destructive and non-destructive testing. Part II of II.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
WEL 150 - Welding Drawing and Interpretation
Teaches fundamentals required for successful drafting as applied to the welding industry. Includes blueprint reading, geometric principles of drafting and freehand sketching, basic principles of orthographic projection, preparation of drawings and interpretation of symbols.
Lecture 2-3 hours per week.
2-3 credits
WEL 165 - Introduction to Maritime Welding
Teaches general welding terms, symbols, and joint designs used by maritime industries. Develops skills to recognize weld defects, develops familiarization of drawings and workmanship specifications used for welding applications in the maritime industry, and certifies the student as a Maritime Industrial Fire Watch.
Lecture 2 hours per week.
2 credits
WEL 170 - Maritime Sheilded Metal Arc Fillet Welding (SMAW I)
Provides an introduction to Maritime Shielded Metal Arc Fillet Welding (SMAW). Focuses on equipment setup, adjustment and maintenance, safety, and electrode selection. Includes preparation of labs to develop welding skills on carbon steels using small and large diameter covered electrodes in all positions on fillet welds. Provides an introduction to specific types of electrodes and base materials used in SMAWI welding.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
WEL 171 - Maritime Shielded Metal Arc Groove Welding (SMAW II)
Provides an introduction to Maritime Shielded Metal Arc Groove Welding and covers equipment setup, adjustment and maintenance, safety, and electrode selection. Includes preparation of labs to develop welding skills on carbon steels using small and large diameter covered electrodes in all positions on groove welds. Provides an introduction to specific types of electrodes in all positions on groove welds. Provides an introduction to specific types of electrodes and base materials used in SMAWII welding.
Lecture 2 hours, Lab 3 hours per week.
3 credits
WEL 210 - Maritime Flux Core Arc Fillet Welding (FCAW)
Provides an introduction to Maritime Flux Core Arc Welding and covers equipment setup, adjustment and maintenance, safety, and electrode selection, training to develop welding skills on carbon steels using small and large diameter flux-cored electrodes in all positions on fillet and groove welds. Provides an introduction to specific types of electrodes and base materials used in FCAW welding.
Lecture 2 hours, Lab 3 hours per week.
3 credits
WEL 220 - Maritime Gas Metal Arc Fillet Welding (GMAW)
Provides an introduction to Maritime Gas Metal Arc Fillet Welding and covers equipment setup, adjustment and maintenance, safety, and electrode selection, training to develop welding skills on carbon steels using small and large diameter bare wire electrodes in all positions on fillet welds.Provides an introduction to specific types of electrodes and base materials used in GMAW welding.
Lecture 2 hours, Lab 3 hours per week.
3 credits
WEL 230 - Maritime Gas Tungsten Arc Fillet Welding (GTAW)
Provides an introduction to Maritime Gas Tungsten Arc Fillet Welding and covers equipment setup, adjustment and maintenance, safety, and electrode selection, training to develop welding skills on carbon steels using small and large diameter bare wire electrodes in all positions on fillet welds.Provides an introduction to specific types of electrodes and base materials used in GTAW welding.
Lecture 1 hours, Lab 3 hours per week.
2 credits