研究了一种高强度马氏体时效不锈钢逆转变奥氏体再结晶规律、细化晶粒工艺及细晶组织对力学性能的影响。

Reverse austenization, grain refining and effect of grain refined structure on mechanical properties of a high strength maraging stainless steel were studied.

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为提高铸造马氏体不锈钢的性能，对其进行了不同温度下的时效处理。

To improve the properties of the casting martensite stainless steels, the aging heat-treatment at different temperature was done.

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研究了粉末烧结双相不锈钢及其时效后的相结构和强韧性。

The phase structure and high toughness of powder sintered biphase stainless steel and after its ageing have been studied.

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