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| 贝氏体淬火 | |||
| 等温淬火 (【技】将奥氏体化的钢件淬人温度稍高于 Ms 点的冷却介质中，等温停留至贝氏体转变完成或转变过程不再发生为止，然后在空气中冷却的热处理工艺。与马氏体相比，在强度和硬度相同时，贝氏体有较高的韧性。等温淬火的温度在下贝氏体转变范围，一般为 250 ~ 400°C 之间，等温时间根据钢的 S 曲线来定。等温淬火后取出空冷，不再回火。等温淬火适用于要求较高硬度和较高冲击韧性的合金钢工件和高碳钢工件。) | |||
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| 等温淬火 | |||
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isothermal quenching : 2 phrases in 1 subject |
| Metallurgy | 2 |
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