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Unformatted text preview: 8. Tempering is usually a helpful metallurgical process performed to make the metal more stress free, distortion free, and crack free. However, in the case of this cutter ,the unintentional tempering was destroying it 9. An other metallurgical process called air quenching was substituted for water quenching 10. An engineer needs to know what kind of the metal needs to be used for the structure to built correctly 11. A troubleshooter should be trained to recognize the cause of cracks and excessive wear, so they need to know how to examine a material to see whether it has become too hard and brittle....
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This note was uploaded on 09/20/2011 for the course WELDING 2453 taught by Professor Nessel during the Spring '10 term at North Central Texas College.
- Spring '10