Welcome to Maxwell HS of Technology Welding Technology.
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Transcript of Welcome to Maxwell HS of Technology Welding Technology.
Instructor
• Charles J. Kachmar– A.K.A. Coach K, Mr. K
• Connecticut, BS Industrial Technology• UGA, Masters of Education Engineering• UGA Education Specialist, Ed. Leadership and
Workforce Development• Married, CJ 10, Caitlyn 5, Thomas my huntin’
dawg beagle.• South Gwinnett, Grayson, Tucker, Maxwell
Introductions
• State your name, nickname ok.
• State what school you are from.
• State whether you are a junior or senior.
• What was you most fun class at school and why?
Student Information Card
• This information is kept on file in the event of an emergency. All information MUST be complete before you are allowed in the welding lab.
Shirts and Pants
• Shirts – NO NYLON, or SYNTHETIC OR SHORT SLEEVE– Cotton Thick Weave
• Pants – NO NYLON SWEATS, OR SHORTS.– Blue jeans are best, or cargo pants– Watch the number of pockets as spatter and hot
metal chips can easily get in your pockets, smolder and burn you.
Introduction to Welding
• Maxwell High School Student Chapter of AWS• Sign-up Sheet.• Free Membership• AWS will give school $100 grant for
membership.
Introduction to Welding
• AWS defines weldingwelding as a joining process that a joining process that produces coalescence of materials by heating produces coalescence of materials by heating them to the welding temperature, with or without them to the welding temperature, with or without the application of pressure alone, and with or the application of pressure alone, and with or without the use of filler metal.without the use of filler metal.
• Forge Welding – 1750 to 1850 (Ancient China and Japan)
• Resistance Welding – Elihu Thompson 1886• Fusion Welding - WWI
Introduction to Welding
• A Weld is a localized coalescence (the fusion or growing together of a grain structure of the materials being welded) of metals and non-metals produced either by heating the materials to the required welding temperatures, with or without the use of filler materials.
• Show and Tell