渗氮

间歇供N2闭炉的纯氮离子渗氮工艺

Pure Nitrogen Ion Nitriding under Furnace Shut and N_2 Provided Intermittently

气体渗氮炉温控系统PID控制器的设计及仿真

Design and Simulation of PID Controller in Temperature Control System of Gas Nitriding Electric-Furnace

快速渗氮氮化白层X射线结构分析

X-ray construct analysis of nitrided white layer by different quick gas-nitriding

等离子渗氮Ti合金基体上的TiN涂层的砂浆冲蚀特性

Slurry Erosion Behavior of TiN Coatings on Plasma-Nitrided Ti alloy substrates

复合渗镀层由（Ti，Si）N镀层和离子渗氮层组成。

The hardened layer is formed by nitrided layer and ( Ti , Si ) N coating .

离子渗氮及等离子热处理用IGBT逆变型脉冲电源

Pulsed Power Supply with IGBT Inverter for Plasma Nitriding and Plasma Heat Treatment

利用金相、X射线衍射分析、扫描电子显微镜等手段研究了渗氮层的组织、相组成及其磨损机理。

The morphologies , phase structures and abrasive mechanism of nitrided layer were investigated with optical microscope , SEM and X-ray diffraction analysis .

研究了TiAl基合金的辉光离子渗氮。

The plasma nitridation process of TiAl based alloys has been investigated .

利用扫描电镜（SEM）、X射线衍射（XRD）及电子背散射衍射（EBSD）等手段对渗氮层进行了表征。

SEM , XRD and Electron Backscatter Diffraction ( EBSD ) were employed to characterize the nitrided layer .

作者前期工作已证实在镀TiN膜前先进行离子渗氮予处理，可以提高膜基结合力。

Previous experience has proved that binding force between the film and matrix can be increased through ion-nitriding technique before ion-plating .

纳米TiO2的流化床渗氮反应

Nitrogen Doping of Nano-TiO_2 in Fluidized Bed

渗氮-气相沉积TiN复合处理层膜基间黑色层组织的形成与控制

The Formation and Controlling of Black Layer Between the Film and Substrate of the Duplex-treated Layer by Nitriding and Vapor Deposited TiN

QPQ技术是一种主要包括盐浴渗氮和盐浴氧化的表面处理技术。

QPQ technology is a surface treatment technology which consists essentially of liquid nitriding and liquid oxidizing .

Nd-Fe-B磁性材料渗氮温度、压强自动控制系统设计

Design of nitriding temperature-pressure auto-controlling system for Nd-Fe-B Magnetism material

TiAl基合金高温气体渗氮

High-temperature gas nitridation of TiAl based alloys

方法：将相同规格的钛、钛合金片经逐级抛光后分别随机分成三组，每组3片，依次为抛光组，渗氮表面处理组，TiN涂层表面处理组。

Methods : Standard-sized polished commercially pure titanium and its alloy discs respectively were randomly divided into three groups , three discs each .

等离子渗氮及PVD处理后钢的剪切应力和磨损实验分析

Shear Stress and Friction Analysis of Plasma Nitrified and PVD Treated Steel

在射流冲蚀装置中研究了等离子渗氮Ti合金基体上的TiN涂层在砂浆介质中的冲蚀行为。

The slurry erosion behavior of TiN coatings on plasma-nitrided Ti alloy substrate in aqueous silica slurry has been investigated using a jet in slit rig .

在相同的渗氮时间里，间歇供N2闭炉的纯氮离子渗氮可获得比常规纯氨离子渗氮更好的渗氮效果。

In the same nitriding time , the nitriding effect by the technique is better than the conventional ammonia ion nitriding .

磨损表面的SEM观察表明：温度升高，渗氮层与灰铸铁的磨损程度均增大。

In addition , SEM observations of worn surfaces indicated that the wear for the nitrided coating and cast iron would become more severe with the increase of the temperature .

对经低温离子渗氮的AISI321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 of321 stainless steel was analyzed by XRD , and the analysis found that the diffraction peak had evidently moved in low-angle region .

给出了以PIC单片机为核心的气体渗氮中氮势控制自动控制仪硬件及软件设计的原理。

It also introduced the principle of hardware and software design of the nitrogen power automatic control meter based on PIC micro-controller .

本课题组已做过相关实验，确定了该钢的最佳热处理制度、离子渗氮和Ti含量对其组织与性能的影响。

Our team has done a lot of experiment to explore the effect of different heat treatment , plasma nitriding and Ti content on the microstructure and properties of this alloy .

离子渗氮层中γ′-Fe4N相内位错环和层错类型的研究

Study on Dislocation Loop and Stack Fault in Plasma-nitrided Layer by Rare-earth Catalytic Penetration

IVECO双金属气门离子渗氮的研究

Research of Plasma Nitriding for IVECO Air Valve of Composite

单相Fe-N奥氏体的气体渗氮制备工艺

Preparation Technology of Fe-N Single-phase Austenite by Gas Nitriding

在常压下采用介质阻挡放电和介质阻挡强放电可产生非平衡等离子体，并可用于渗氮处理和TiO2纳米粉的制备。

The atmospheric pressure non-equilibrium plasma can be obtained by dielectric barrier discharge ( DBD ), and it could be used to nitriding and TiO2 nanoscale powder preparation at atmospheric pressure .

经等离子渗氮及PVD处理的钢的最大剪切应力及耐磨性能取决于渗氮时间。

The maximum shear stress and abrasive resistance of plasma nitrified and PVD treated steel are decided by the length of nitrified time .

进行了金相组织检查，显微硬度测定，X射线结构分析，磨损试验与渗氮层氧含量测定。

By microscopic examination , microhardness determination , X ray diffraction phases structures analyses , combined with the experimental works on wear resistance and determination of hydrogen content , the influence of the atmosphere on the nitrided layer was ascertained .

结果表明：380℃离子渗氮3h，表面可形成10μm厚的化合物层；

The results show that the compound layer of 10 μ m is formed in the surface of stainless steel after plasma nitriding at 380 ℃ for 3 hours .