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.
研究了水淬工艺对微合金双相钢组织和力学性能的影响。
Effect of water quench process on tensile properties of microalloyed dual phase (DP) steel was investigated.
介绍了火焰切割对低合金高强度钢在残余应力、淬硬、渗碳等方面的影响。
This article introduces the impact of flame-cutting on high strength lower alloy structural steels from curious aspects Such as remnant stress, quench rigidity, cementite and so on.
用有限元软件ANSYS模拟计算了T8钢圆柱体水淬过程中三维温度场的变化。
Calculations by using ANSYS software were carried out to simulate the 3d temperature field of T8 steel with the shape of cylinder during quenching.
“C”曲线测定结果表明，设计钢具有高的贝氏体淬透性，可在较大截面上获得均匀的组织和性能。
The results of measurement of the "C" curve show that the steels designed have a high bainitic hardenability and the uniform structure within a bigger cross section can be obtained.
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.
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.
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.
淬硬工具钢。
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.
本文提出了基于支持向量机模型预测钢淬透性的方法，并分析了核函数的选择对支持向量机建模的影响。
In this paper, an SVM-based approach applied to predict steel quenching degree is presented, and the effects of selecting kernel function on SVM modeling are also analyzed.
结合生产，对s- 136淬硬钢高速铣削工艺的刀具选择、冷却方式、进给路线进行了分析。
Choice of cutting tool, cooling manner and feed path in high speed milling S-136 hardened stainless tool steel were analyzed, based on a S-136 die production.
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.
该钢具有优良的淬透性。 已在高应力、高性能汽车板簧，变截面板簧、轿车前、后悬架簧上进行试验和应用。
The test and application of the steel used for high stress and properties auto leaf spring, variable section leaf spring, suspend self spring have been carried out.
本文介绍了60D低淬透性钢万向节十字轴和循环球转向螺杆的各项性能及装车使用试验情况。
This paper presents the properties of the U-joint spiders and the worms of recirculating ball steering gear which made from a low quenchability steel 60D, as well as their testing results on the road.
回火作业包括将淬硬钢重新加热到低于临界范围的某一温度然后以任意速率冷却。
The operation consists of reheating quench-hardened steel to some temperature below the critical range followed by any rate of cooling.
钢淬透性的定量计算在结构件钢种的设计与制造中具有重要意义。
Quantitative calculation of steel quenching degree has very important significance for design and manufacture of steel species applied to structure.
特别是JT9和JT11刀具，不但刀具磨损量小，加工表面质量好，而且在切削45钢和45淬硬钢时切屑为崩碎切屑。
Especially the tool wear size of JT9 and JT11 is small and the machined surface quality is high. In cutting 45 anneal steels and 45 hardened steels by JT9 and JT11 tools, chips were segments.
研究了硼淬透性因子与硼的晶界平衡集聚规律、钢的成分、奥氏体化温度及晶粒尺寸的关系。建立了硼的晶界平衡集聚方程。
The relationship between the boron hardenability factor and the equilibrium segregation of boron to grain boundary, the composition of steel, the austenitizing temperature, grain size was studied.
采用光学显微镜、成分分析和硬度测试等方法对淬裂的模具钢进行了检测与分析，对该模具钢的开裂原因进行了探讨。
The reason that caused quenching cracks of the die was investigated by means of metallographic examination, chemical analysis and hardness measurement.
微合金化对提高15B37HC钢的强度、硬度、韧性和淬透性均有显著效果。
The strength, hardness, toughness and hardenability of 15B37HC steel can be significant improved after being micro-alloyed.
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...
广泛用于提高钢的淬硬性以及其它冶金工业，也用作半导体。
The element is used to harden certain steels, among other metallurgical uses, and is also used in semiconductor devices.
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.
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.
经现场试验表明，用空淬贝氏体钢浇注的颚板，其寿命是普通低合金钢颚板的两倍。
As shown by the experiments, the jaw grinders cast with air-quenched-bainite steel offer a life span twice as long as those made of ordinary low alloy steel.
为探讨钢的激光淬火工艺参数对淬硬层深的影响，本文对T10钢进行了激光淬火试验。
The laser hardening of the T10 steel specimens has been carried out and the effects of laser hardening technical parameters on hardened depth are discussed.
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.
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.
介绍了硼元素的特点及其在钢中的作用，微量硼可以明显改善钢的淬透性和韧性。
The characteristics of boron element and its effect in cast steel are introduced. Microamount boron can improve the hardenability and toughness of carbon steel.
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