Welding Technology
13 courses · Chabot College · 2026-2027 Catalog
Classes: Fall 2026
WELD 63 Welding Layout & Fitting
- Units
- 2
- Hours
- 18 Lecture, 54 Lab
- Advisory
- WELD 64A, WELD 65A, INDT 74
Theoretical and practical applications of welding blueprints on welded assemblies and subassemblies. Welding power source identification and classification, welding processes identification and selection, assessment of welding joint discontinuities and defects identified by the AWS standards and codes, techniques of stress and distortion control such as proper use of jigs, fixtures and holding devices, the use of welding sequences techniques to control welding distortion and the implementation of the correct methods of straightening and dimension restoration of finished products. Laboratory includes the use of the following welding processes: SMAW, GMAW, GTAW, and FCAW and plasma and fuel cutting practice.
WELD 64A Beginning Arc, Flux-Core Welding and Blueprint Reading
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Advisory
- WELD 70, APPM 9775
- Transfers to
- CSU
Theory and practical application of: Shielded Metal Arc Welding (SMAW) and Flux-Core Arc Welding (FCAW) in 1G, 2G, 1F, and 2F positions, plasma, carbon arc and flame cutting, American Welding Society (AWS) nomenclature and codes, welding metalurgical transformations, welding discontinuities and defects, welding electrodes and wire selection, OSHA hazardous materials regulation, general shop equipment usage and maintenance, shop safety, and blueprint reading (as applied in manufacturing industry).
WELD 64B Advanced Arc, Flux-Core Welding and Blueprint Reading
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Prerequisite
- APPM 9778, WELD 64A or permission of instructor.
- Transfers to
- CSU
Advanced theory and practical application of: Shielded Metal Arc Welding (SMAW) and Flux-Core Arc Welding (FCAW) in 3G, 4G, 3F, and 4F positions, plasma, carbon arc and flame cutting, American Welding Society (AWS) nomenclature and codes, welding metalurgical transformations, welding discontinuities and defects, welding electrodes and wire selection, hazardous materials regulation, general shop equipment usage, shop safety, and blueprint reading (as applied in manufacturing industry).
WELD 65A Beginning TIG, MIG, and Blueprint Reading
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Advisory
- WELD 70, APPM 9776
- Transfers to
- CSU
Theory and practical application of ferrous and non-ferrous metals and their alloys using GTAW (Gas Tungsten Arc Welding) and GMAW (Gas Metal Arc Welding) processes, correct identification of materials, AWS (American Welding Society) codes and standards, introduction to blueprint reading, and proper and safe use of welding equipment and hazardous material regulations.
WELD 65B Advanced TIG, MIG, and Blueprint Reading
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Advisory
- WELD 65A, WELD 70
Advanced theory and skill development of GTAW and GMAW processes with applications including ferrous and non-ferrous metals and their alloys in the both vertical and overhead positions according to AWS codes and standards, advanced blueprint reading and fitting, oxyacetylene brazing, flame and plasma cutting, electrodes and wire selection, advanced blueprint reading and practical interpretation of welding symbols, proper and safe use of shop and welding equipment, hazardous material regulations.
WELD 66 Welding Inspection and Testing
- Units
- 2
- Hours
- 18 Lecture, 54 Lab
- Advisory
- APPM 9775, WELD 70, APPM 9774, INDT 74
- Transfers to
- CSU
Theory and practical application of inspection testing using destructive and non-destructive methods (dye penetration method, magnetic particle, radiographic, ultrasonic, and metallographic inspection), AWS (American Welding Society) welding codes and specification, analysis of joint configuration, wire and electrodes selections, tensile strength, bend and hardness testing.
WELD 67A Welding Skills Laboratory
- Units
- 2
- Hours
- 108 Lab
- Advisory
- concurrent enrollment in WELD 64A, 65A, or 70
- Transfers to
- CSU
Development and improvement of practical welding skills using SMAW, FCAW, MIG, GMAW, and GTAW processes. Preparation for welding solidification in 1G, 2G 1F and 2F positions.
WELD 67B Advanced Welding Skills Laboratory
- Units
- 2
- Hours
- 108 Lab
- Advisory
- WELD 64B, WELD 65B or equivalent
- Transfers to
- CSU
Advanced development and improvement of practical welding skills using Shielded Metal Arc Welding, Flux-Cored Arc Welding, Gas Metal Arc Welding and Gas Tungsten Arc Welding in the 1G, 2G, 3G, 4G, 1F, 2F, 3F and 4F positions.
WELD 68 Certification Preparation
- Units
- 0.5-2
- Hours
- 27 Lab
Welding process preparation for certification exams including the theory of American Welding Society D1.1, American Society of Mechanical Engineers Section IX, American Petroleum Institute 1104, includes laboratory practice in skills needed to take these exams.
WELD 69A Fabrication and Installing Piping Systems
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Prerequisite
- WELD 64B or equivalent
Theory and practical application of pipe joint preparation and design, API (American Petroleum Institute) and AWS (American Welding Society) welding codes specification for pipe and pipe fittings, analysis of joint configuration, plasma and flame cutting of pipes, wire and electrodes selections, pipe welding blue print and welding symbols, SMAW, GMAW, and GTAW of pipe joints, non-destructive and destructive test and qualitative concepts of evaluation.
WELD 69B Advanced Pipe Welding
- Units
- 3
- Hours
- 18 Lecture, 108 Lab
- Prerequisite
- WELD 69A or equivalent
Advanced theory and practical applications of pipe joint preparation and design, API (American Petroleum Institute) and AWS (American Welding Society) welding codes specifications for pipe and pipe fittings, geometric curve design for branched joint of piping systems, wire and electrodes selections, advanced welding blue print and pipe welding symbols, SMAW, GMAW, and GTAW of pipe joints, metallurgical transformation of weld Heat Affected Area (HAA), welding discontinuities and defects, destructive and non-destructive testing, and methods of inspection and testing.
WELD 70 Introduction to Welding
- Units
- 2
- Hours
- 18 Lecture, 54 Lab
- Transfers to
- CSU
Welding industry fundamentals including introduction to SMAW, GMAW, GTAW, FCAW processes, oxyacetylene and braze welding, plasma and fuel gas cutting, general shop equipment usage, welding electricity fundamentals, shop safety, identification of welding consumables, hazardous materials regulation, introduction to blueprint reading as applied in manufacturing industry.
WELD 71 Welding for Artists
- Units
- 2
- Hours
- 18 Lecture, 54 Lab
Welding essentials and conventional shop instruction and skills that artistically disposed individuals need to attain in order to proficiently perform in the artistic creation process. Provides instruction on types of metals (aluminum, iron, steel, cast iron, bronze, stainless steel, etc.), mechanical fastenings, cutting and permanent joining together of metals and alloys through welding processes such as; SMAW, GMAW, GTAW, FCAW, oxyacetylene and braze welding, plasma and fuel gas cutting, general shop equipment usage, welding electricity fundamentals, shop safety, welding consumable identification, and hazardous materials regulation.