具有高强度、高韧性和良好的淬透性。
淬透性与等温回火温度无关。
The hardenability is irrelevant to the isothermal tempering temperature.
淬透性与等温回火温度无关。
加入镍和铜，钢的淬透性提高，硬度增加；
The addition of Nickel and Copper improves the hardenability and the baldness.
进口材料淬透性好、纯净度高，装配稳定。
Materials imported good hardenability, high purity, assembly and stability.
该设备具有结构新颖、刚度好、对钢管的淬透性好等特点。
There are some characteristics in the machine, for example, new structure, high rigidity, improves the steel tube's hardenability ect.
微量嫁对钢的屈服强度，淬透性及抗蚀性均有微小的改善作用。
Traces of Gallium can slightly improve the yield strength, the hardenability and the corrosion resistance of the steels.
对减小齿轮钢的成分波动范围，保证窄淬透性的控制有重大意义。
This is very useful for decrease on composition fluctuation range of gear steel and control on narrow fluctuation hardenability.
叙述了保证淬透性齿轮用钢标准制定及国内外同类标准对比分析。
This article commented on the draft of standard for the specified harden ability steel for gear wheel and the contrast and analysis between the same standard in domestic and foreign.
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.
铬能进步钢的淬透性和耐磨性，能改进钢的抗腐蚀才能和抗氧化效果。
Chromium can improve the steel's quenching and wear resistance, can improve the corrosion resistance and oxidation resistance of steel.
影响淬透值的因素有多种，找出其作用机理和控制方法是本文探讨的重点。
The factors of effecting hardenability worth have more, found out its action mechanism and controlling method is the inquired emphasis in this article.
结果表明，含锰4% ~ 5%的硼白口铸铁具有较好的淬透性和淬硬性。
The results show that good hardenability and the ability of harden quenching appear when Mn content is about 4% ~ 5%.
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.
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.
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.
在此基础上对钢的淬透性影响因素、晶粒细化及非金属夹杂物控制等进行了详细研究。
On the basis of the above, gear steel's hardenability, grain refinement and nonmetal inclusion control elaborate have been discussed.
热处理：钢及有色金属的常规热处理与化学热处理，钢的淬透性测试，钢的表面处理等。
Heat processing: normal heat treating and chemical heat treating of steel and nonferrous metal; testing the hardenability of steel; surface treatment of steel.
以淬透性敏感区间内的冷却时间相同为冷速判据，得出了直接计算等效端淬距离的算法；
The algorithm of calculating the equivalent distance of the Jominy sample was deduced by making use of the same cooling time in the Hardenability Sensitive Temperature Range as the cooling criterion.
但是这类合金在使用中也产生了不少材料科学方面的问题，如相变点、淬透性、疲劳寿命等。
However, in the use of these alloys, there are some problems of material science which should be solved, such as phase change temperature, hardenability and fatigue life.
垂直于轴线的裂纹是因为淬火快速冷却时。厚壁处未淬透以及截面尺寸突变产生的弧形裂纹。
Crack perpendicular to the axis is caused on too rapid quench cooling, non-hardenability of the thick-walled department, as well as mutation of cross-section size. This is a typical arc-shaped crack.
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.
然后采用不同直径的试样测定其临界淬透直径，用金相法观察其组织变化，分析其低淬透性原因。
The structure was observed with the metallograph. The reason of low hardenability of steel Cf53 is analysed.
本文系统地研究了HQ系列水溶性淬火剂的工艺性能、冷却能力、淬透性、淬硬性和变形开裂倾向。
The following technological properties of aqueous quenching medium series HQ are systematically studied: cooling ability, harden - ability, tendency of deformation and cracking.
“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.
为了方便使用所建立的模型预测硼钢的淬透性，采用MATLAB6.5编制了硼钢淬透性预测软件。
In order to use the established ANN model conveniently, the hardenability prediction software of boron steels is programmed by means of MATLAB6.5.
这篇文章评述了人们不大注意的铁基粉末冶金零件整体淬火时，孔隙度与合金含量对其淬透性的影响。
Here an overview of the influence of porosity and alloy content on the Jaminy hardenability of ferrous PM parts is presented.
通过采取有效措施，可以进一步提高钢的淬透性，指出了下一步生产CF - 6 2应注意的问题。
Taking some effective measures, the hardenability of this steel can be improved. The attentive problems during future production of this steel have been put forward.
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.
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.
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