2 identify the risks and hazards associated with arc

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  • AA 1
  • AmmarAtrouz
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2- Identify the risks and hazards associated with ARC welding. 3- Identify and select all the required personal protective equipment for welding work. 4- Prepare for welding. 5- Perform manual metal arc welding safely and correctly. 6- Perform MIG welding safely and correctly. 7- Perform mechanical cutting using power hacksaw and guillotine machines. Project Brief; [This project is two parts; part one is for term2 (the Barbecue tray frame) and part two (the body of tray and the assembly) is for term3] In this project students have to make barbecue tray from the material available in the school. They can select different design, one sample will be provided to show them the steps and they can use the sample to make one like it. Grade Academic year version G11 term2 2015/2016 V3 2
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Part 03:-Manufacturing barbecue frame skill set observation [10marks, each 1] During the demonstration of skills, Did the candidate perform the following skills? Yes No 1. Drawing and job instruction are understood. 2. Materials to be welded are identified. (Angle plates 30x30 or 20x20). 3. Cut the material correctly to the size. (By hacksaw or machine). 4. Welding processes are identified Set up the welding machine correctly to meet job specification, set the correct current, clamp the workpiece. 5. Potential contingencies are identified and solutions are considered. (The working table is out of any flammable material, ventilation system working as required …). 6. All marking off/out is carried out using appropriate tools and equipment. 7. Measurements are correctly obtained and recorded. Using Vernier calliper. 8. Appropriate calculations are used where required. 9. Select the correct electrode for the job. 10. Processes for cleaning and preparing metals are identified. Using chipping hammer, wire brush working clamps …… Grade Academic year version G11 term2 2015/2016 V3 3
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  • Fall '19
  • Arc welding, Mark off/out

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