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hot quenching | |||
step hardening; step quenching | |||
grade hardening | |||
broken hardening; graded hardening (【技】先将工件淬人温度略高于钢 Ms 点的冷却介质(如融盐)中,待工件各部分与冷却介质温度一致,并在奥氏体开始发生分解之前,迅速把工件转人另一种冷却介质中冷却至室温,使奥氏体转变为马氏体的热处理工艺。其优点是工件淬火内应力比油淬小且变形小,降低了淬裂危险性。分级淬火回火后的冲击韧性有显著提高。); interrupted quenching; marquenching; martemper; time quenching; broken quenching | |||
marquench; martempering | |||
graduated hardening; interrupted hardening; progressive quenching | |||
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graded hardening | |||
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progressive quenching |
分级淬火 : 15 phrases in 4 subjects |
Aviation | 1 |
General | 1 |
Metallurgy | 7 |
Technology | 6 |