Tempering is possible because of the instability of the martensite, the principal constituent of hardened steel.
由于马氏体这一淬硬钢主要成分的不稳定性，使得回火成为可能。
Retained austenite reduction and carbide precipitations in the martensite are anticipated by the tempering process.
减少残余奥氏体和马氏体碳化物的降水预计的回火工艺。
The final structure obtained from tempering a fully hardened steel is called tempered martensite.
回火完全淬硬钢得到的最终组织结构被称为回火马氏体。
X-Ray analysis finds that steel after tempering main matrix of tempered martensite.
用x -射线衍射分析发现，试验钢回火后的组织主要为回火马氏体。
This paper has studied hardness changing law of low carbon austenite-martensite double phases stainless steel at different tempering temperatures.
研究了低碳奥氏体—马氏体双相不锈钢在不同回火温度下硬度变化规律。
As a result of the coaction of abovementioned factors, the bainite has superior secondary hardening effect, thermal strength and structural stability to martensite formed by straight tempering.
以上诸因素的共同作用，使贝氏体具有比直接淬火所获得的马氏体更高的二次硬化效应、热强性和组织稳定性。
The effect of hardening and tempering process on the organization and performance of high-strength and high-toughness non-hardened-and tempered steel of low carbon martensite is researched.
研究了淬火、回火工艺对低碳马氏体型高强度高韧性非调质钢的组织和性能的影响。
The effect of hardening and tempering process on the organization and performance of high-strength and high-toughness non-hardened-and tempered steel of low carbon martensite is researched.
研究了淬火、回火工艺对低碳马氏体型高强度高韧性非调质钢的组织和性能的影响。
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