File:Quenching & Tempering.jpg
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The purpose of quenching in heat treatment is to transform the undercooled austenite into martensite or bainite to obtain martensite or bainite structure, tempering at different temperatures to greatly improve the rigidity, hardness, wear resistance, fatigue strength and toughness of the steel, so as to meet the requirements of various mechanical parts and tools.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:30, 27 July 2026 | | 800 × 468 (87 KB) | Walkson (talk | contribs) |
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