材料期刊网

EFFECT OF TRACE ELEMENT B ON MICROSTRUCTURE OF DIRECTIONALLY SOLIDIFIED Co-BASE SUPER ALLOY DZX40M

SUN LilingInstitute of Metal Research , Chinese Academy of Sciences , Shenyang , ChinaWU QiShenyang College of Technology , Shenyang , ChinaZHANG Zhiya , HU ZhuangqiInstitute of Metal Research , Chinese Academy of Sciences , Shenyang , China

金属学报(英文版)

The effect of trace element B on microstructure of directionally solidified new type Co-base superalloy is studied systematically in this paper. It is found that the addition of B makes the incipient melting temperature of the alloy decline remarkably. Compared with the alloy having a boron content ...

关键词: horon , null , null , null

PREPARATION AND CATALYTIC ACTIVITY OF AMORPHOUS Ni-Pd-Si ALLOY POWDER BY BALL MILLING

ZHANG Haifeng , LIJie , SONG Qihong , HU ZhuangqiInstitute of Metal Research , Chinese Academy of Sciences , Shenyang , ChinaLI WenShenyang Institute of Technology , Shenyang. China Manuscript received 26 April , 1994

金属学报(英文版)

Amorphous Ni-Pd-Si ribbons were partially crystallized by relaxation treatment then secondary amorphous Ni-Pd-Si alloy powder prepared by mechanical milling. The surface states of amorphous and crystalline Ni-Pd-Si powders were studied by XRD, TEM, AES and ESCA spectra. The catalytic activities of a...

关键词: Ni-Pd-Si alloy , null , null

DISTRIBUTION OF Nd-RICH PHASE PARTICLES IN AS-CAST Ti-5Al-4Sn-2Zr-lMo-0.25Si-1Nd ALLOY

LI Geping , LI Dong , LIU Yuyin , HU ZhuangqiInstitute of Metal Research , Chinese Academy of Sciences , Shenyang , China

金属学报(英文版)

For the as-cast Ti-55 alloy, the morphology of the alloy riser consists of coarse dendrite zone and equiaxial grain zone. The second phase particles are 2.0-25 um in diameter. Some particles appear at grain boundaries, the others precipitate within grains. The shapes of the particles are mainly elli...

关键词: Ti-55 alloy , null , null

Technical note: Research and development of localized corrosion rate monitoring instrument for nonpassivable metal in corrosive media

Corrosion

This paper introduces the design of a localized corrosion rate monitoring instrument that can monitor and evaluate the maximum and stable localized corrosion rate of a nonpassivable metal in a corrosive environment by measuring the current density in a corrosion sensor...

关键词: instrument;localized corrosion rate;monitor

Research on Metal Hydride Compressor System

稀有金属（英文版）

关键词:

116HU聚酯亚胺无挥发浸渍树脂的性能及其在风电上的模拟结构试验

王君 , 邹家桂 , 陈政标 , 高建武 , 刘彦坤 , 张杰元 , 宋莎

绝缘材料

为解决苯乙烯和甲基苯乙烯在VPI浸渍树脂应用于风力发电机中的不足，采用不饱和聚酯亚胺、引发剂和无挥发活性稀释剂研制出116HU聚酯亚胺无挥发浸渍树脂，并对其各项性能进行了研究。结果表明：116

关键词: 聚酯亚胺 , 无挥发 , VPI , 风力发电机 , 耐湿热 , 耐盐雾

Study on Process Parameters Optimization of Sheet Metal Forming Based on PFEA/ANN/GA

Juhua HUANG , Jinjun RAO , Xuefeng LI

材料科学技术（英文）

Sheet metal forming is widely applied to automobile, aviation, space flight, ship, instrument, and appliance industries. In this paper, based on analyzing the shortcoming of general finite element analysis (FEA), the conception of parametric finite element analysis (PF...

关键词: Sheet metal forming , null , null , null

Metal Dusting-Mechanisms and Preventions

J.Q.ZHANGD.J.YOUNG

中国腐蚀与防护学报

Metaldusting attacks iron, low and high alloy steels and nickel-or cobalt-base alloys by disintegrating bulk metals and alloys into metal particles in a coke deposit. It occurs in strongly carburising gas atmospheres (carbon activity a_C>1) at ele...

关键词: metal dusting , null , null , null , null , null

Review On Research And Development Of Magnesium Alloys

Z. Yang , J.P. Li , J.X. Zhang , G.W.Lorimer , J. Robson , null , null , null , null

金属学报(英文版)

The current research and development of magnesium alloys is summarized. Several aspects of magnesium alloys are described: cast Mg alloy, wrought Mg alloy, and novel processing. The subjects are discussed individually and recommendations for further study are listed in...

关键词: Magnesium alloys , null , null

Introduction to atmospheric corrosion research in China

Science and Technology of Advanced Materials

In this paper, we introduce the research on atmospheric corrosion in China. We describe the climate characteristics and the classification of atmospheric corrosivity across the whole country. We also describe the rusting evolution under simulated wet/dry cyclic conditi...

关键词: atmospheric corrosion;corrosivity;rusting evolution;weathering steels;rust;mechanism;so2;o-3;no2