简要介绍了离子渗氮技术的最新进展。
In this paper, the new nitriding technology was briefly introduced.
用透射电镜研究了稀土催渗离子渗氮层中的晶体缺陷。
The lattice defects in the plasma - nitrided layer have been studied by TEM.
这是离子渗氮的渗层脆性低于普通气体渗氮的重要原因。
These are important reasons that the case brittleness of plasma nitriding is lower than the case brittleness of gas nitriding.
采用脉冲式离子渗氮炉对柴油机曲轴进行了辉光离子渗氮处理。
The ion nitriding of the diesel engine crankshafts was tested.
结果显示：离子渗氮可以大幅度改善挤压模具钢的高温耐磨性。
The results show that the plasma nitriding can improve the wear resistance of H13 die steel at high-temperature.
生产实践表明，合理离子渗氮可以大大提高汽车模具的质量和延长其使用寿命。
The industrial practice indicates that the quality of auto dies can be greatly enhanced and the service life of the auto dies can be prolonged remarkably through optimal plasma nitriding.
研究了在不同气氛下进行离子渗氮对TC 4钛合金渗氮层的组织与性能的影响。
The effect of the atmosphere on the structure and properties of ion nitriding layer of alloy TC4 was investigated.
LDMC系列离子渗氮(氮化)设备由LD、LDMC系统电源和真空炉体构成。
LD, LDMC series Ion nitrogen (NOx) equipment from the LD, LDMC system power vacuum furnace and pose.
结果表明：氩气能有效降低渗层的硬度梯度，提高离子渗氮h 13钢的热疲劳性能。
The result shows that the argon gas can effectively decrease the hardness gradient and improve the thermal fatigue behavior of ion nitriding steel H13.
用该炉进行气门的离子渗氮，其硬度、表面质量和尺寸精度均能达到产品的技术要求。
The hardness, surface quality and size precision of gas valves treated by above double heating...
采用中频交流脉冲等离子体源进行了抑制弧光放电和空心阴极效应以及离子渗氮工艺的实验。
The power has been used to conduct two sorts of experiments including both to restrain arc discharge and to control hollow cathode discharge.
对经低温离子渗氮的AISI 321纲渗层进行了XRD分析，发现试样的谱峰明显向低角度偏移。
The low temperature plasma nitrided case of 321 stainless steel was analyzed by XRD, and the analysis found that the diffraction peak had evidently moved in low-angle region.
对H13热挤压齿轮模的表面失效进行了分析，为提高H13热挤压齿轮模的寿命对其进行了离子渗氮。
The surface invalidation of H13 hot extruding gear die is analyzed, ion nitriding is used in order to improve H13 hot extruding gear die life.
利用X射线衍射仪和扫描电镜研究了稀土催渗离子渗氮过程中，稀土与氧之间的作用对催渗效果的影响。
Effect of reaction of rare earth to oxygen on catalysis effect in plasma nitriding process catalyzed by rare earth has been studied with X-ray diffractometer and scanning electron microscopy.
可在较宽的温度范围内对该钢进行脉冲直流等离子渗氮，获得表面硬度高于基底5 ~6倍的渗氮层。
The microhardness of nitriding layers obtained in a wide range of treatment temperature is 5 ~ 6 times higher than that of the substrate.
对AISI 321和AISI 304不锈钢进行了低温离子渗氮，其表面获得了均匀的渗氮层即白亮层。
AISI 321 and AISI 304 stainless steels were plasma nitrided at low temperature, and uniform nitrided cases, namely, white layers, were developed on their surfaces.
对铸铁的离子渗氮技术进行了综合评述，讨论了大型汽车覆盖件模具服役条件、材料选择和铸铁离子渗氮工艺。
The plasma nitriding process, the service condition, the selection of material and the plasma nitriding processing of the large-scale automobile cast iron dies were reviewed and discussed.
研究与实践证明，通过合理的选材，采用等离子渗氮处理，能更好地挖掘不锈钢的潜力，延长不锈钢零件寿命。
Many studies and practice indicate that the service life of the stainless steel parts can be prolonged by optimally choosing the material and plasma nitriding treating.
结果表明，交流脉冲放电在抑制弧光放电和空心阴极效应方面是非常有效的，对于高铬钢材料表面的离子渗氮作用是明显的。
The results indicate that it has visible effect on restraining arc discharge and hollow cathode discharge as well as ion nitriding on high-chrome steel material surface.
对氮气-甲烷离子氮碳共渗的机理进行了初步分析讨论。
The mechanism of the ion N-C component permeation is discussed in the end of this article.
利用介质阻挡放电，在自行研制的设备上进行常压非平衡等离子体渗氮。
Using dielectric barrier discharge (DBD), atmospheric pressure non equilibrium plasma nitriding technology is under development at self made equipment.
该设计方案已成功的应用于等离子体渗氮控制系统，实际应用表明：系统结构简单，易于扩充，性能稳定可靠。
This design has been successfully applied in plasma nitriding controlling system. The fact indicates that this system has simple structure and stable performance, and also tend to be expanded.
针对等离子体渗氮工艺过程特殊，控制量变化复杂，人为因素影响较大等情况。
There is the special process for the techniques of plasma nitriding, which includes some complex controlling variables, a high influential artificial factor and so on.
对TA1纯钛进行了离子碳氮共渗。
The ion carbonitriding process was applied to pure titanium TA1.
利用介质阻挡放电，在自行研制的设备上进行常压非平衡等离子体渗氮的研究。
By using medium to stop discharging, the non-equilibrium plasma nitriding under normal pressure can be made in self developed equipment.
采用等离子轰击扩渗钛、氮、碳技术处理制碱工业设备中的一些易损件，经现场实验，初见成效。
By field experiments, the technique of infiltration of titanium, nitrogen and carbon by plasma bombardment has proved effective in treatment of some wearing parts in soda manufacturing equipment.
介绍了渗氮、超低温处理、气相沉积、等离子改性以及复合表面处理技术等在切削刀具中的应用现状和发展趋势。
The status and development trend of surface treatments, such as nitriding, vapor deposition, plasma modification and multiplex surface treatment technology used for cutting tools were described.
奥氏体不锈钢通过等离子氮碳共渗可显著提高其表面硬度，从而提高耐磨性而又不损害其抗腐蚀性能。
Hardness and consequently wear resistance of austenitic stainless steel can be highly increased, without loosing corrosion resistance by producing plasma nitrocarburizing surface layers.
利用液相等离子体电解渗氮技术对AISI 304不锈钢进行了渗氮处理。
AISI304 stainless steel was treated by plasma electrolytic nitriding technique in solution.
利用液相等离子体电解渗氮技术对AISI 304不锈钢进行了渗氮处理。
AISI304 stainless steel was treated by plasma electrolytic nitriding technique in solution.
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