扩散处理

TiAl合金热浸镀铝及热扩散处理后的镀层结构

Effect of Thermal Diffusion Treatment on the Composition and Properties of Hot-Dip Aluminizing Coating on TiAl Alloy

研究了冷轧Ag－Cu层状复合板在扩散处理条件下结合面区域微观组织及成分分布的变化。

The microstructure and the solute distribution in the interfacial regions of the cold roll cladding Ag-Cu bimetallic sheets under different diffusion annealing conditions have been investigated .

工业性生产试验表明，冷作模具通过VC覆层扩散处理，其使用寿命提高了3倍。

Results of commercial pilot tests show that TD treatment is available to prolong the service life of cold-worked dies as 3 times long as they were .

根据钢铁试样镀sn扩散处理后镀层的显微组织、物相组成及性能等分析，讨论了镀层组织在处理中的形成过程及其原理。

This paper deals with the formation process of the coating structure and its principle , according to the microstructure , constituent phases and properties of the diffusion coating .

异氟烷对大鼠缺血再灌注损伤肝脏ICAM-1表达及中性粒细胞浸润的影响扩散处理法依靠常压浸注或喷雾处理。

Effects of Isoflurane on ICAM-1 Expression and Neutrophil Infiltration in Rats with Liver Ischemia and Reperfusion Injury ; Diffusion treatment , relies upon an immersion or spray treatment .

以焰熔法合成无色蓝宝石为基体、采用Fe和Ti化合物为渗色剂、在超高温条件下进行扩散处理的合成蓝宝石近期出现在国内外珠宝市场上。

A new type of synthetic sapphire with diffusion treatment has recently appeared on gem markets , which is treated from the flame fusion synthetic colourless sapphires by the diffusion with the compound of iron and titanium at super-high temperatures .

轧制复合的试样经不同温度0.5h扩散处理后，对其界面结合性能进行了测试。

The as-rolled Ag / Cu specimens are diffusion annealing treated at different temperature , then the interface bonding level are tested .

通过改进的TD法对冷作模具钢进行了VC覆层扩散处理的实验，同时测定了处理后的表面层组织、硬度及耐磨性，并绘制了处理的动力学曲线。

The VC diffusion coating for cold-worked die steel was successfully carried out using improved TD treatment , then the microstructure , hardness and wearability of surface layer treated were determined with the kinetic curves plotted .

通过CO2和H2S腐蚀试验，采用SEM和EDS研究了20钢经热浸镀稀土（镧）铝和扩散处理后的渗层组织和耐蚀性能。

CO_2 corrosion tests and H_2S corrosion tests , together with SEM and EDS , were used to study the microstructure and corrosion resistance of the coating on 20 steel treated by hot-dip aluminizing and diffusing with rare earth La .

本研究采用等离子体化学气相沉积（PCVD）法，在（0.1～0.3）mm厚的普通硅钢片表面上涂硅，然后进行短时间高温扩散处理。

In this study , the surface of a plain silicon steel sheet of ( 0.1 ~ 0.3 ) mm thickness was coated with silicon by PCVD technique , and then was treated at a high temperature for a short time .

扩散处理法依靠常压浸注或喷雾处理。

Diffusion treatment , relies upon an immersion or spray treatment .

钛合金表面的热氧化/真空扩散处理工艺

Thermal Oxidation / Vacuum Diffusion Treatment on Surface of Titanium Alloy

研究了在图像的扩散处理中，图像和噪声的能量变化过程与特征。

The variety character of image and noise energy are studied .

扩散处理黄玉振动谱学特征及呈色机理

Vibrational spectrum features and Colouring Mechanism of the diffused Topaz

钴基合金涂层热扩散处理试验

Thermal diffusion treatment test for the coating with Co-base alloy

钢中碳活度对碳化物覆层扩散处理动力学的影响

Effect of carbon activity in matrix on dynamics of carbide diffusion coating

真空钎焊不锈钢接头组织及扩散处理研究

Study on microstructure and diffusion treatment of vacuum brazing joints of stainless steel

铁铝混合粉热喷涂及扩散处理组织分析

Microstructure of Coatings Obtained by Air Plasma Spray of Iron and Aluminium Powders

经热扩散处理的注镍钛电极的析氢反应研究

Studies on Hydrogen Evolution at Thermodiffusion-Treated Nickel-Implanted Titanium Electrodes

单纯高温扩散处理条件下金属材料内部裂纹愈合过程基本可划分为四个阶段。

The healing process at elevated temperature can be divided into four steps .

叶片泵定子表面添加剂吸附扩散处理研究

The research of additive adsorption and diffusion treatment on the surface of vane pump

镁合金表面热喷涂及扩散处理

Thermal spraying and diffusion treatment on magnesium alloy

冷作模具钢的碳化钒覆层扩散处理

Vanadium Carbide Diffusion Coating for Cold-Worked Die Steels

扩散处理对氮离子注入纯铁摩擦学性能的影响

Effect of Diffusion Annealing on Tribological Properties of Pure Iron Implanted by Nitrogn Ion

碳化物覆层扩散处理动力学的解析

Analysis on kinetics of carbide diffusion coating

镀铂层的预扩散处理对铂铝涂层显微结构的影响

The Effect of Platinum Pre - aluminizing Diffusion Treatment on the Microstructure of Pt-Al Coatings

未处理、热处理与扩散处理橙色和粉橙色蓝宝石的颜色成因

Causes of Colour in Untreated , Heat Treated and Diffusion Treated Orange and Pinkish Orange Sapphires

热浸镀铝并进行扩散处理是制备这一涂层的有效方法。

Hot-dipping aluminum and then diffusion is a useful method to prepare this kind of coating .

该模型中利用改进小波阈值技术选取合适的需要保留的小波系数，然后对该系数重建图像进行空域各向异性扩散处理。

In this method , wavelet coefficients to be filtered are selected by wavelet threshold technique .

结果表明，扩散处理及钎焊间隙对钎焊接头的再熔化温度有强烈的影响。

Results show that both the diffusion treatment and the brazing gap affect strongly on the remelt temperature .