MFG 290 - Heat Treatments

1. Define related terms
2. Identify materials that can be hazardous when machined
3. Summarize the safety concerns related to heat treating steel
   1. Describe the safe use of an acetylene torch
   2. Demonstrate the safe use of stainless steel wrap
   3. Demostrate the safe use of a heat treating oven
    
4. Distinguish common types of steels
   1. Identify ferrous and nonferrous metals
   2. Describe the ANSI numbering system
   3. Use spark testing to identify steels
   4. List methods of identifying steels
5. Select an appropriate steel for a specific application
   1. Calculate weight
   2. Calculate price.
   3. Summarize the characteristics of a given type of steel
6. Outline the hardening process for ferrous steels
   1. Demonstrate how to prevent decarburization
   2. List the hardening temperatures for selected tool steels
   3. Recall the correct soaking times for various size and shaped work pieces
7. List the procedures for annealing ferrous steels
8. Describe shapes that will cause stress in work pieces.
9. Using appropriate safety practices, use an acetylene torch to heat treat workpieces
10. Determine the hardness of a sample piece of steel
    1. Use Rockwell hardness tester
    2. Demonstrate the file test
    3. Identify the Brinell hardness tester