渗铬

CeO2改性的渗铬涂层及氧化性能研究

Microstructural characterization and oxidation performance of a novel ceo_2-modified chromizing coating

粉末渗铬DAL新法及渗铬层组织结构分析

New DAL Chromizing Process and Structure Analysis of Chromizing Layers

Al2O3改性的渗铬涂层制备与氧化性能研究

Preparation and Oxidation Performance of an-Al_2O_3-Modified Chromizing Coating

渗铬、渗铝Ni3Al金属间化合物的耐高温热腐蚀性能

High Temperature Hot Corrosion Behaviour of Chromized and Aluminized Ni_3Al Intermetallic Compounds

在50钢表面进行等离子渗铬，形成表面高Cr合金层，再进行等离子超饱和渗碳、淬火及回火热处理，获得表面高性能强化层。

The Cr was permeated into the surface of 50 steel forming high Cr alloying layer . Surface high-performance intensifying layer was achieved by supersaturated carburization , quenching and tempering treatments .

结果发现，以渗铬层为基底在600～900℃之间进行CVD金刚石薄膜沉积后，渗铬层的铬碳化合物层和铬扩散层的厚度都增加了；

The results show that after deposition of diamond between 600 ℃ and 900 ℃, the thick of chromium-carbon compounds layers and chromizing layers increase ;

使用OM、SEM、XRD等方法研究了不同预先热处理工艺对45钢的低温盐浴渗铬渗层的影响。

The characteristics of the chromized layer of steel 45 after low temperature salt-bath chromizing with different pre-heat treatments were investigated using OM , SEM , XRD .

T12钢盐浴渗铬工艺对渗层组织和性能的影响

Effect of salt-bath chromizing process on microstructure and properties of chromized layer

对比研究了该复合镀层与粗晶Ni（平均晶粒尺寸约为30μm）在700℃扩散渗铬5h后的渗层结构。

Then the Ni-CeO2 composite and a coarse-grained Ni ( mean grain size 30 m ) were chromized by pack cementation at 700 ℃ for 5 h.

表面渗铬T8钢中碳迁移的热力学分析

Thermodynamic Analysis of Carbon Migration during T 8 Steel during Plasma Surface Chromizing

利用优选出的膏剂对45钢进行膏剂离子渗铬，在950℃×2h条件下，可获得140μm厚的渗层。

After paste ion chromizing under the condition of 950 ℃× 2h , the depth of chromized layer of steel 45 can reach 140 μ m.

采用双辉等离子渗铬技术，对T8钢进行了900℃温度表面渗铬合金化；

Surface chromizing at900 ℃ of T8 steel was studied using double glow plasma alloying process .

而且经4h等离子渗铬及后续热处理后，材料的拉伸强度提高更显著。

At the same time the tensile strength of steel was improved more obviously through plasma Cr permeation for 4 h and subsequent heat treatment .

对T10钢样品经700℃表面盐浴渗铬后进行了重新加热处理。

The T10 steel specimens were reheated after they were chromized in salt bath at700 ℃ .

笔者采用粉末渗铬DAL新法及渗铬层组织结构分析一文中介绍的工艺，对钢铁材料进行了渗铬处理，研究了渗铬层的性能。

This paper studies the properties of chromized steel specimens , which are treated by using the technology recommended in References .

用热丝化学气相沉积设备研究了钢渗铬层、P-Si（100）基片和三氧化二铝基底表面形成的球形金刚石。

Ball-like diamond deposited on the chromized layer , P-Si ( 100 ) and Al2O3 substrates has been investigated using the hot-filament chemical vapor deposition equipment .

采用正交实验方法优化T12钢的低温盐浴渗铬工艺。

In order to find the optimum technology of low temperature salt-bath chromizing process of T12 steel , the method of orthogonal test was used .

低温复合盐浴渗铬能获得的化合物中存在亚微米的CrN团聚区域和CrN纳米晶团聚区域，CrN晶粒内缺陷较少。

There are some sub-micron CrN clustered areas and nano & crystalline CrN clustered areas in the low-temperature composite chromized layers , and fewer defects exist in the CrN grains .

研究了熔盐被覆铬碳化物的工艺过程，着重探讨了稀土对T12A钢熔盐渗铬的催渗及微合金化作用机理。

This paper deals with the salt bath chromizing techniques and the effect of RE as a catalytic agent in salt bath on T12A steel chromizing technique , layer microalloying , structure and properties .

铸渗铬合金层组织特征分析

Analysis on the Microstructure Characters of the Cast - Chromized Layer

45钢低温盐浴渗铬工艺的研究

Study on Low Temperature Salt Bath Chromizing Process of 45 Steel

分析了渗铬改性层的表观形貌和相结构，测量了渗铬改性层的成分。

The surface micrographs and phase structure in chromizing layer were analyzed .

铸铁渗铬层形成机理的研究

The Study on Forming Mechanism of Gray Iron Cast - chromized Layer

中性盐浴渗铬新工艺的研究

Researches on New Technology of Chromizing with Neutral Salt Bath

薄壁铸件铸渗铬的工艺试验

Technology Test of Oozing Chromium Element to Thin Wall Castings

等离子渗铬及复合强化处理提高耐磨性能的研究

Study on Improving Wear-resistance of Steel by Plasma Chromizing and Compound Strengthening

利用普通离子渗氮炉进行了膏剂离子渗铬。

Paste ion chromizing by ion nitriding furnace was introduced .

这种现象是渗铬试样具有特殊钝性的反映。

A precedence phenomenon was observed in all chromized layer .

钢的离子渗铬层组织及表面应力研究

Morphology and surface stress of ionic chromizing coating of steel

铸铁表面渗铬层形成过程

Forming Process of Cast - Chromized Layer on the Surface of Gray Iron