该仪器完全能满足生产实际对淬硬层深度的测量要求。
This instrument can meet the need of actual manufacture for hardness depth measurement.
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。
Tempering is possible because of the instability of the martensite, the principal constituent of hardened steel.
在感应淬火中，通过改变加热时间、加热功率和冷却速度可以改变淬硬层深度和硬度梯度。
The hardening case depth and hardness curve can be changed by adjusting heating time, heating power and cooling speed during induction hardening.
采用导电加热切削技术切削淬硬钢的特点在于：可以采用普通机床、硬质合金刀具对淬硬钢进行硬车削加工。
The feature of machining harden steel by means of EHM are: it can utilize the carbide tool to machine the harden steel in engine lathe.
这些内圈是碳铬钢制造的，并经过淬硬和研磨。
They are made of carbon chromium steel and are hardened and ground.
表面感应淬火提供有选择地淬硬部件滚道而部件的其余部分则不受淬火过程的影响的可能性。
Surface induction-hardening offers the possibility to selectively harden a component's raceway, while leaving the remainder of the component unaffected by the hardening process.
回火完全淬硬钢得到的最终组织结构被称为回火马氏体。
The final structure obtained from tempering a fully hardened steel is called tempered martensite.
尖端的螺丝刀已经取得了淬硬钢已地面提供一个长期的生活和一个确切的化油器的设立。
The tip of the screw driver has been made of hardened steel which has been ground to provide a long life and a precise carburettor set-up.
随着砂轮粒度或砂轮硬度的提高，磨削淬硬层深度相应增加。
When the granularity or hardness of the grinding wheel increases, the hardened layer depth increases.
磨削深度是影响工件表面硬度和磨削淬硬层厚度的主要因素。
The effect of grinding depth on work piece surface hardness and hardness layer depth is important factor.
试验研究发现，磨削淬硬的磨削力比值范围与磨削淬火钢的磨削力比值范围相一致，大于磨削普通钢的磨削力比值范围。
The grinding force ratio in grind-hardening consists with the grinding force ratio in grinding quenched steel, and is bigger than the grinding force ratio in grinding unquenched steel.
钢材的淬硬倾向、焊接接头含氢量及其分布，以及接头所承受的拘束应力状态是产生焊接冷裂纹的三大主要因素。
Harden tendency of steel, content and distribution of hydrogen in welded joints, restraint stress resistance of joints are three factors that leads to the cold cracks of the welded joints.
淬硬工具钢。
研究了等离子束表面硬化工艺参数对硼铸铁淬硬层及其组织与性能的影响。
Effects of process parameters of plasma beam surface hardening treatment on hardening layer of boron cast iron and its microstructure and properties are investigated.
根据实验观察，采用热氧化法对高速切削的淬硬钢切屑成色进行分析，以此判断在切削过程中切屑经历过的切削温度。
It analyses analyzed the colors of hardened steel under the conditions of the high-speed cutting by the thermal oxidation method, and the cutting temperatures are estimated.
主要论述了磨削淬硬零件的表面特性及磨削参数对磨削淬硬层深度的影响以及在工业中应用的可行性。
The surface characteristic of the grinding hardening parts and effect of grinding parameters on the hardness penetration depth and the new process industrial application will be illustrated in detail.
利用高碳钢淬火试样及淬火后充氢试样的拉伸试验，研究了高碳钢淬硬组织对氢和应力的敏感性。
The sensibility of the harden structure of high carbon steel to hydrogen and stress is researched through the tensile test of quenched specimens and charging hydrogen specimens after quenching.
根据我国具体的生产实际情况，有必要建立我国自己的淬硬高速钢洛氏硬度和维氏硬度换算的标准。
According to real production case of our country, it is necessary to establish the standard about the conversion tables on hardness and strength of hardened high speed steel.
磨削淬硬是利用未淬硬钢零件磨削加工中产生的热—机械复合作用直接对其进行表面形变淬火的新工艺。
A new surface deformation quenching process which utilized the composite thermal and mechanical effects generated in grinding to harden the surface of work-piece is introduced.
根据对试验结果的分析得出高速铣削淬硬钢工件表面粗糙度的变化规律。
The change rule of surface roughness of the milled workpiece is obtained by analyzing the experimental data.
磨削热导致回火引起淬硬钢磨削后表面硬度变化。
Tempering resulting from grinding heat caused surface hardness changes of hardened steels after grinding.
双程磨削淬硬可使表面硬化层深度及其均匀性、显微硬度及耐磨性得到进一步提高；
The depths and its uniformity of the surface hardened layer, its microhardness and wear resistance are further improved under two-passes grinding.
对采用硅酸铝保温的淬硬倾向大的低合金高强度钢的焊接区域不同部位的焊接热循环进行了研究。
The investigation into the thermal cycles at different zones of a weld on HSLA steel with hardened tendency with aluminium silicate as thermal insulator are carried out completely.
反之，也可根据对某一直径钢球的淬硬层深度的要求，选择具有适当淬透性的钢种。
Conversely, according to the demand of hardening depth of a certain diameter of steel sphere, a steel kind of suitable hardenability can be selected.
它基本上由在淬硬钢衬套下将零件夹持到位的夹持装置组成，钻孔作业中钻头穿过这些衬套，通过它们来导向。
Basically it consists of a clamping device to hold the part in position under hardened-steel bushings through which the drill passes during the drilling operation. The drill is guided by the bushings.
根据断口的宏、微观形貌，认为油管焊接后未及时消除焊接应力，产生了淬硬裂纹；
The macro and micro analysis of fracture indicates that it produces fracture because it doesn′t avoid welding stress in time.
本文将高匹配焊缝或热影响区(haz)淬硬层中含纵向裂纹的焊接接头简化为硬夹层含平行裂纹的力学不均匀体模型。
In the paper welded joints with a crack in transverse overmatched weld or HAZ were simplified into a model in which a transverse hard layer contains a crack parallel to the interfaces.
研究了淬硬钢回火硬度与回火温度的关系，建立了回火硬度与回火温度关系的回火效应模型。
Having studied the relationship between tempered hardness and tempering temperature for hardened carbon steels, a tempering behaviour model is set up between hardness and temperature.
模具淬硬钢高速铣削加工既可以保证加工表面的质量，又可以获得较高的生产效率。
High speed milling of hardened mould steel can not only ensure the quality of the surface that has been processed, but also achieve a high efficiency of production.
模具淬硬钢高速铣削加工既可以保证加工表面的质量，又可以获得较高的生产效率。
High speed milling of hardened mould steel can not only ensure the quality of the surface that has been processed, but also achieve a high efficiency of production.
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