亚温淬火

亚共析钢的亚温淬火具有强韧化效应。

The intercritical hardening of hypoeutectoid steel takes effect on the strengthening and toughening .

亚温淬火在45钢钳口板批量生产中的应用研究

An Application Study on Intercritical Hardening Technology in Batch Production of the 45 Steel Vice Clamp

CAD技术设计亚温淬火工艺参数的研究

Study on process of sub - critical hardening with CAD technology

基于CAD技术的调质钢亚温淬火工艺

Sub-critical hardening technology of hardening and tempering steel based on CAD

40Cr钢亚温淬火强韧化效果研究

Investigation of Strenthening and Toughening Effect by the Intercritical Quenching for 40 Cr Steel

45钢亚温淬火工艺可减少淬火开裂倾向

Subcritical Quenching Technique for 45 Steel May Reduce Quenching Dehiscence Tendency

U型钢亚温淬火强韧化工艺的影响因素

The Influencing Factors on the Intercritical Hardening Process of U-shaped Steel

结果表明，亚温淬火能有效地抑制其高温回火脆性；

It was shown that intercritical quenching can effectively restrain .

45钢呆扳手亚温淬火研究

Study of intercritical quenching process of the solid wrench of 45 steel

液压支柱专用钢亚温淬火研究

Research of sub-temperature hardening of special-purpose steel for hydraulic post

亚温淬火抑制钢的可逆回火脆性的研究

An Investigation on Eliminating the Reversible Tempering Embrittlement of Steels by IHT

亚温淬火在实际生产中的实验研究

Experimental Study on Sub - temperature Quenching in Practice

亚温淬火盐浴炉基盐的选用

Basic Salt Selection of Subcritical Quenching with Salt Bath

连铸945钢厚板亚温淬火工艺研究

A Study of Sub-temperature Quenching Process of Thick Plank of Continuing-Casting 945 Steel

亚温淬火在控制淬火变形上的应用

Application of Hypothermia Quenching on the Control of Distortion

亚温淬火在气体氮化中的应用

Application of intercritical heat treatment in gas nitriding

大型低碳合金钢锻件亚温淬火工艺参数的确定

The Determination of the Sub-temperature Quenching Process Parameter for Large Low Carbon Alloy Steel Forgings

对影响U型钢亚温淬火工艺的各因素进行了试验。

Various factors which affect the intercritical hardening process of U shaped steel have been studied .

中碳合金钢亚温淬火的铁素体量对接触疲劳寿命的影响

Effect of Ferrite Amount on Contact Fatigue Life by Subcritical Quenching in Medium Carbon Alloy Steels

亚温淬火在碳钢、碳锰钢大锻件中的应用

The Application of the Sub-temperature Quenching for the Large Carbon Steel and Carbon Manganese Steel Forgings

本文研究了亚温淬火在45钢呆扳手中应用。

This article studies the application of intercritical quenching process to the solid wrench of 45 steel .

高强度接头螺栓感应亚温淬火及自回火工艺的研究

Study on Technique of Intercritical Hardening by Medium Frequency Induction and Self Tempering for High Strength Bolts

亚温淬火时α相形态和α相量对钢的强韧性的影响

The Effect of Morphologies and Quantity of a-Phase during the IHT on Strength and Toughness of Steel

亚温淬火提高了原奥氏体的晶界断裂强度，并减轻了硬钉扎作用。

The IHT improves the fracture strength of initial austenite grain boundaries and weakens the effect of strong pinning .

对高强度接头螺栓进行了中频加热感应亚温淬火及自回火工艺研究。

The investigation was conducted on the technique of intercritical hardening by medium frequency induction and self tempering for the high strength bolts .

结果表明，随着亚温淬火温度的升高，双相组织中马氏体的亚结构由孪晶型变成位错型，两相的变形能力和拉拔性能都得到改善。

Mecrostructure and mechanical properties of20SiMnTi steel have been studied and analyzed when treated by different heat treatment process , by changing the sub-critical quenching temperatures .

经过亚温淬火后提高了氮化件整体和心部的韧性，并增加了氮化层的深度，却不增加其表面脆性。

However , IHT increases the toughness of the nitrided specimens and their core as well as the depth of the nitrided case , but it does not increase their surface embrittlement .

试验发现，亚温淬火含有一定量铁素体时，扭转强度和塑性均比不含铁素体的要好，当铁素体含量为10%到15%时，其性能最好。

The results of test show that torsional strength and plasticity of the steel with certain amount of ferrite are superior to that without ferrite and the optimum content of ferrite is about 10 % .

20钢经双相区亚温淬火（750~810℃），也获得F+M+AR复相组织，但因加热温度不同，强度出现先升后降，塑性则呈与此相反的变化规律。

Steel 20 also had F + M + A_ ( R ) multiphase microstructures after subcritical hardening in duplex phase range ( 750 ~ 810 ℃), strength and plasticity appeared different change with heating temperature .

研究了亚温淬火在具有低淬透性的碳钢、碳锰钢大锻件中的应用，证明同样可获得强韧化的效果。

This article has described the application of the sub-temperature quenching process to the large carbon steel and carbon manganese steel forgings which are with low hardenability . It is proved that the same strong toughening effect can be obtained .