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2025-2026 College Catalog

WLD 263 - Layout and Fabrication Welding

6 Contact Hours, 4 Credits
2 lecture periods 4 lab periods


Principles and techniques of steel layout and fabrication welding. Includes measurement, print reading review, layout tools, layout techniques, hand-held power tool safety and use, large power tool safety and use, drawing interpretation, structural methods, and welding projects.

Prerequisite(s): WLD 115 , WLD 261  and GTM 105  or MAT 106  or higher  (or placement into MAT 092  or higher).
Recommendation: Completion of WLD 160  before enrolling in this course. If any recommended course is taken, see a financial aid or Veteran’s Affairs advisor to determine funding eligibility as appropriate.
Information: Prerequisites may be waived for appropriate work experience. See a welding instructor or advisor for prerequisite information.
Button linking to AZ Transfer course equivalency guide  

Course Learning Outcomes
  1. Demonstrate the ability to interpret blueprints for layout and assembly of parts.
  2. Demonstrate the ability to design and layout connections for sheet, pipe, and structural steel. 
  3. Identification of machine tools, hand tools, rigging tools, and shop aids, including safe practices.
  4. Design production for a part including drawing, estimation of hours, jigs, fixtures, process and finish selection. 
  5. Repair procedures including specialized tools, inspection processes and heat straightening. 
Outline:
  1. Measurement
    1. Linear
    2. Angular
    3. Four-sided
    4. Triangular
    5. Circular
  2. Print Reading Review
    1. Types of drawings
    2. Types of lines used on a drawing
    3. Using a working drawing
    4. Drawings made to scale
    5. Basic weld joints
    6. Welding symbol   
    7. Weld symbol
  3. Layout Tools
    1. Squares
    2. Wrap-a-rounds                                               
    3. Center punches                              
    4. Stair nuts
    5. Scribes/metal markers
    6. Jigs and fixtures
    7. Protractors
    8. Dividers
  4. Layout Techniques
    1. Layout from one end                                                           
    2. Layout from two sides of square or rectangle            
    3. Compound errors
    4. Gages                                                                               
    5. Planning sequences
    6. Tacking - How and Where
    7. Welding sequences
    8. Distortion control
  5. Hand-Held Power Tool Safety and Use
    1. Angle grinders
    2. Drills
    3. Reciprocating saw
    4. Port-a-band
  6. Large Power Tool Safety and Use
    1. Pedestal grinder
    2. Horizontal band saw
    3. Iron worker
  7. Drawing Interpretation
    1. Material identification
    2. Basic (i.e., base plates and flag plates) to stair layout
  8. Preparation of Structural Members
    1. Structural identification
    2. Beam coping and beveling
    3. Angle iron copes and miters
    4. Channel copes and miters
  9. Welding Projects
    1. Student-generated projects
    2. Instructor-generated projects
  10. Structural member connections
    1. I-Beams
      1. Same size beams
      2. Different size beams
      3. Angle to beam
      4. Channel to beam
    2. Beam squares
  11. Channel to Channel
    1. Miters
    2. Copes
  12. Structural Members
    1. Fit-up
    2. Tack
    3. Weld
  13. Sheet Metal Layout
    1. Material usage
    2. Develop stretch out
    3. Simple transitions