Course No. 62
Sheet Metal – Edgings, Notching, and Seams
This course is intended for the apprentice who has had little or no practical experience in the sheet metal shop. He will learn how to identify the various common types of edgings and seams by name and function, how they are formed, and the “how” and “why” of the notching procedures required to make them.
Prerequisites: Ability to add, subtract, and multiply simple fractions; and ability to read simple dimensional sketches.