Maricopa Community Colleges  IMC106   19956-99999 
Official Course Description: MCCCD Approval: 05/23/95
IMC106 19956-99999 LEC 1 Credit(s) 1 Period(s)
Principles of Layout
Trade terms, layout rules, layout instruments and development methods. Prerequisites: None.
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MCCCD Official Course Competencies:
 
IMC106   19956-99999 Principles of Layout
1. Define basic trade terms pertaining to sheet metal layout. (I)
2. Explain the general rules of layout. (II)
3. Explain the use of layout instruments. (III)
4. Describe in detail the three development methods for laying out sheet metal patterns. (IV)
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MCCCD Official Course Outline:
 
IMC106   19956-99999 Principles of Layout
    I. Trade Terms
      II. Rules of Layout
          A. Check metal
          B. Square up left edge
          C. Start layouts in lower left hand corner
          D. Measure from square lines
          E. Measure two points
          F. Complete all lines in one direction
          G. Draw all horizontal or vertical lines first
          H. Prick-mark all brake lines and forming lines
          I. Study basic shapes
          J. Check and confirm dimensions
        III. Layout Instruments
            A. Straightedge
            B. Flexible steel rule
            C. Circumference rule
            D. Combination square
            E. Scratch awl
            F. Scriber
            G. Pencils
            H. Prick punch
            I. Center punch
            J. Trammels/dividers
            K. Framing square
          IV. Development Methods
              A. Parallel line development
              B. Radial line development
              C. Triangulation
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