23 arc welding i basic electricity and welding machines ii welding polarities classification of electrode care basic metal work objective of the module 1 describe common metal working tools and prepare bench work exercises sheet metal box 141 solve the problems 0f arithmetics geometrical using terminologies . National welding education and training center student learning outcomes appropriate for all postsecondary welding technician education programs partial support for this work was provided by the national science foundations advanced technological education ate program under award no 0703018. This chapter introduces you to basic sheet metal and fiberglass ductwork fabrication you will be introduced to the tools needed to work the sheet metal some of the methods of measuring marking cutting and the correct methods to form parallel radial and triangular sheet metal shapes these techniques are not limited to ductwork. Get the skills you need for a high demand entry level career in welding your training will cover environmental work and personnel hazards common with the industry and proper personal protection methods youll learn how to read shop drawings interpret detailed weld symbols and will receive hands on training in welding on a variety of materials and positions. Sheet metal training programs and requirements although sheet metal training can be acquired on the job formal degree programs and apprenticeship programs in sheet metal technology also teach
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