查询词典 carburized

In order to evaluate the properties of deep carburized materials correctly and to provide the basis of the selection and heat treatment. The urgent work is to investigate the method of contact fatigue test.

为了能对深层渗碳齿轮材料的接触疲劳性能进行正确的评价，为选材和制定热处理工艺提供依据，进行深层渗碳材料的接触疲劳试验方法的探讨是一个急待开展的工作。

The average error is about 10%, according with the demands of the industry application, so the eddy current testing system of carburized materials is available to the actual situation.

这说明基于一定模型开发的涡流测试系统，可以较为真实地模拟涡流检测渗碳材料的情况。

The cone was made of 20Ni4Mo steel and was carburized in Acetone gas.

研究在使用过程中钻井牙轮提前断裂的原因。

The effect of different low tempering temperatures on the strength and toughness,wear resistance of carburized layers in 20CrMnMo and 17Cr2Ni2Mo steels was studied.

研究了不同低温回火温度对20CrMnMo钢和17Cr2Ni2Mo钢渗碳层强韧性和耐磨性的影响。

The case hardenability of carburized steels were experimentally investigated and someapplications of isoharness curve are discussed.

本文对渗碳钢的渗层淬透性进行试验研究，并论述了等硬度曲线的某些应用。

In this paper,we show the study of effect of carbon content and carburized time at high temperature and the temperature and size of involved η-phase sinter on forming thickness of no η-phase layer and cobalt gradient.

作者对含η相的烧结体的碳含量、其高温渗碳时间、温度以及烧结体本身尺寸大小对无η相区的厚度和钴梯度形成的影响进行研究。

In this paper,various factors which can influence the hardness of gear have been analyzed,the causes of hardness changing have been found out and rational carburized layer depth and carburizing process have been ascertained.

以机械工业广泛使用渗碳齿轮为例，分析热处理工艺影响硬度的各种因素，找出硬度变化的原因，确定合理的渗碳层深度和渗碳工艺并提出预防措施。

In the present study, the effect of pre-heat treatment of isothermal normalizing on the structure and performance of 20CrMoH gear steel were studied, and the effects of the parameters of different carburizing on the microstructure in carburized layers of the steel were also investigated.

本文研究了20CrMoH 汽车齿轮用渗碳钢的预先热处理等温正火工艺对组织和性能的影响，还研究了不同渗碳热处理工艺参数对渗碳层显微组织的影响。

This article applies ANSYS Parametric Design Languageto study the influence of carburized layer and copper alloy strips on strength of Slide Bearing for Roller Bit.

应用ANSYS的参数化设计语言APDL，研究了牙轮钻头滑动轴承表面渗碳层和镶嵌的铜合金对轴承强度的影响。

Science and Technology, Nanjing 210094, JiangsuAbstract : The carbon gradient of carburized case of parts can be predicted by using the finite difference method.

摘 要：零件渗碳后渗层的碳浓度分布可以用有限差分法预测，而碳浓度的高低决定了工件淬火后的硬度。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。