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Arc Welding: Types, Process, and Essential Components, Slides of Applied Mechanics

Assam Don Bosco University Applied Mechanics

Explore the fundamentals of arc welding, including its definition, types (ac, dc, and tig), the role of electrodes and flux, starting the arc, and essential welder parts. Discover the most common electrodes and methods for starting an arc, as well as tips for preventing heat distortion.

Typology: Slides

2012/2013

Uploaded on 01/29/2013

dewansh 🇮🇳

4.4

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Download Arc Welding: Types, Process, and Essential Components and more Slides Applied Mechanics in PDF only on Docsity! Arc Welding Docsity.com 1. ARC WELDING • Page 74 in manual • Arc welding-is the process of fusing • metals by heat created in an electric arc Docsity.com 4. Purpose OF Flux • Provides a gaseous shield and slag coat that • protects the weld from gases in the air. Docsity.com 5. Symbols On Electrodes • E6013 • E-Electric Arc, 60- Tensile strength (60,000 PSI.) • Third # is welding position. • 1=All positions, 2=Flat & Horizontal only. • 3=Flat only. Docsity.com 6. STARTING THE ARC • Tapping • Striking Docsity.com 9. Angle OF Electrode • 15-20 Degrees from vertical • Book says 80 degrees Docsity.com 10. Electrode Movements * Circles © ¢ Crescents » Weaves MH 8 Docsity.com 11. Chipping Hammer • Removes slag. • Slag-scab formed on top of weld. Docsity.com 14. E6011 Electrode • Used when metal does not fit together well. Docsity.com 15. Methods OF STARTING AN ARC • A. Taping. • B. Scratching-striking. Docsity.com Application: • Use metal you cut with the torch to make the following welds: • Pad of beads • Flat Butt • Outside Corner • Lap • T-weld Docsity.com

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