沉淀硬化

Elinvar合金的沉淀硬化

Precipitation hardening of Elinvar alloy

各国也很重视发展齿轮氮化钢，尤其是Cr-Mo-V系沉淀硬化钢。

Most nations have paid much attention to the development of nitriding steels for gears , particularly the CrMo-V system precipitation hardening steels .

认为钢材的强化来源于马氏体组织形态和强化相的沉淀硬化效应，强化相为富Al相和Mo的碳化物。

We consider that the hardening of the steel comes from the structure of martensite and precipition hardening effects of the hardening phases . The hardening phases consist of rich aluminium phase and carbide with molybdenum .

微量Ag促进合金强化的原因主要在于Ω相的沉淀硬化；其高强耐热性能则是因Ω相比θ′相具有更好的热稳定性。

Strengthening mechanism of minor Ag addition is attributed to the precipitating hardening of Ω phase , and the improvement of heat-resistant properties of the alloy is a result of higher thermal stability of Ω phase than that of θ ' phase .

热处理能显著提高沉积层的硬度和耐磨性，镍磷合金是典型的沉淀硬化型合金，Ni3P相共格析出是其强化的主要原因。

Heat treatment is capable of improving the hardness and wear resistance of the alloy coating remarkably . The Ni-P coating is of typical precipitation-hardened alloy , and the maim reason why the coating can be strengthened is the coherent precipitation of Ni-P particles .

本文对20Cr2MoV钢粒状贝氏体在回火过程中的沉淀硬化效应及其强韧性进行了研究。

This paper presents an investigation of the precipitation hardening of a granular bainite steel ( 20Cr2MoV ) and its strength-toughness .

Cr-Zr-Cu铜合金属于沉淀硬化的高强、高导、时效强化型合金，目前对其焊接性的研究和应用很少。

Cr-Zr-Cu copper alloy is a precipitation hardening alloy with high strength , high conductivity , age-hardening type alloy , there are rarely research and application about weldability of this material .

含铜热轧薄板是一种热处理强化类型钢，经时效热处理使铜析出，产生强烈沉淀硬化，钢的抗拉强度在原基础上提高200MPa以上。

The Cu bearing hot rolled sheet steel is a heat treatment strengthened steel , and its strength is increased by 200 MPa by short time heat treatment after forming .

粒状贝氏体钢的沉淀硬化及其强韧性的研究

Precipitation hardening of a granular bainite steel and its strength-toughness

高强度沉淀硬化不锈钢在飞上应用

Application Of high-strength precipitation - hardening stainless steel in aircraft

首次在国内创造性将热等静压工艺用于铸造马氏体沉淀硬化不锈钢叶轮，提高了铸钢叶轮的强度、塑性、韧性及疲劳抗力。

HIP improves the strength , plasticity , toughness and fatigue resistance .

某些沉淀硬化不锈钢的金属学问题

On the metallurgical problems of some precipitation hardening stainless steels

时效温度对新型马氏体沉淀硬化不锈钢性能的影响

Effects of Aging Temperature on Performances of Martensite Precipitation Hardening Stainless Steel

铸造马氏体沉淀硬化不锈钢叶轮材料及工艺的研究

The Investigation of Casting Martensite Precipitation Hardening Stainless Steels Impeller Materials and Technics

沉淀硬化钢电焊条的研制

Development of the Welding Electrode of Dispersion Hardening Steel

沉淀硬化镍基高温合金中γ′相体积百分数的计算表达式

Calculational formulation for volume percent of γ′ - phase in precipitation hardening Ni-base superalloys

热处理状态对沉淀硬化模具钢动态断裂韧度的影响

Effect of Heat Treatment Condition on the Dynamic Fracture Toughness of a Precipitation Hardening Steel

表面沉淀硬化不锈钢的研究

Study on Surface Precipitation Hardening Stainless Steel

耐高温磷酸铁素体型沉淀硬化不锈钢的研究

Study of Ferrite Type Precipitation Hardened Stainless Steel Resistant to Phosphoric Acid at High Temperature

铜基合金沉淀硬化研究

Precipitation Hardening of Cu - based Alloy

沉淀硬化模具钢的研制及其发展

Research and Development of Preciptation-hardening Die Steel

高性能铜沉淀硬化船体钢

High performance copper-precipitation-hardened ship hull steel

时效工艺对沉淀硬化不锈钢弹簧低周疲劳性能的影响

The Effect of Age Hardening on Low Frequency Fatigue Behavior of Spring of PH Stainless Steel

17-4PH沉淀硬化不锈钢氮离子注入及其复合改性的研究

Research on n ~ + implantation and combined surface modification in 17-4 PH precipitation hardening stainless steel

在沉淀硬化的回火温度（485℃）下，淬火针状马氏体仍显示出原马氏体针；

At tempering temperature ( 485 ℃) of deposition hardening , the microstructure still shows martensites needle .

沉淀硬化不锈钢及其在阀门上的应用

Valve for precipitation-hardenable stainless steels

本文研制了一种新型沉淀硬化型不锈钢并对其抗气蚀性能进行了研究。

A new type precipitation hardening stainless steel was developed and its resistance to cavitation erosion was investigated .

马氏体沉淀硬化不锈钢叶轮锻件韧性偏低的机理分析及解决措施

Mechanism Analyzing and Solving Measures of Low Toughness of Impeller Forging Made of Martensitic Precipitation Hardening Stainless Steel

正交设计在沉淀硬化不锈钢热处理研究中的应用

Application of the Orthogonal Design of Experiment on the Study of Heat Treatment for Precipitation Hardening Stainless Steel

本文概述了有关沉淀硬化型超高强度不锈钢的发展、现状及展望。

The history , present status and outlook of precipitation hardening ultra high strength stainless steels are briefly described .