Chapter Twenty-One. Welding Representation
Objectives
After studying the material in this chapter, you should be able to:
1. Describe the various welding processes.
2. Draw the common welding symbols.
3. Dimension a welding drawing using standard ANSI welding notation.
4. Identify and draw a fillet weld, groove weld, back weld, spot weld, seam weld, projection weld, and flash weld.
5. Describe the use of welding symbols in CAD drawings.
Refer to the following standards:
• AWS A2.4 Standard Symbols for Welding, Brazing, and Nondestructive Examination
• AWS A1.1 Metric Practice Guide for the Welding Industry
• AWS A3.0 Standard Welding Terms and Definitions
An automobile frame is welded on a robotic automobile assembly line. (Courtesy of ...
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