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MICROSTRUCTURE AND FRACTURE FEATURE OF ZTA-SiC_W COMPOSITE

ZHANG Jinsong XIA Fei LUO Chuan CAO Lihua ZHAO Kuanfang HU Wanping Institute of Metal Research , Academia Sinica , Shenyang , China ZHANG Jinsong Research Assistant , Institute of Metal Research , Academia Sinica , Shenyang 110015 , China

金属学报(英文版)

A ZTA-SiC_W ceramic composite of room temperature strength 935—1110 MPa and frac- ture toughness 9.7MPa·m~(1/2) was prepared using the sol-gel proeess.Its microstructure and fracture feature have been examined by means of X-ray diffraction analysis and electron mi- croscope observations.The results ...

关键词: ceramic composite , 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 s...

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

Development of Cast Superalloys for Gas Turbines in China

CHEN Rongzhang CHEN Wanhua Institute of Aeronautic Materials , Beijing 100095 , China.

材料科学技术(英文)

As in other countries,significant achievements in the research of cast superalloys for many years have also been obtained in China.These results are important contribu- tion to the development of aero and land-based gas tur- bine engines....

关键词: cast superalloy , null

Key R&D activities for development of new types of wrought magnesium alloys in China

Transactions of Nonferrous Metals Society of China

Many researchers in China are actively engaged in the development of new types of wrought magnesium alloys with low cost or with high-performances and novel plastic processing technologies. The research activities are funded primarily thr...

关键词: wrought magnesium alloy;microstructure;properties;alloy designing;plastic deformation;research projects;y-zr alloys;mechanical-properties;mg-4y-4sm-0.5zr alloy;grain-refinement;rare-earth;microstructure;gd;phase;temperature;evolution

R&D STATUS ON INTERMETALLICS IN CHINA

CHEN Guoliang(State Key Laboratory for Advanced Metals and Materials University of Science and Technology Beijing Beijing 100083 , China)SHI Changxu (Academia Sinica , Beijing 100864 , China)

金属学报(英文版)

This paper briefiy introduces the R&D of intermetallics in China. R&D on intermetallics in a national scale in China began near ten years ago. The investigation in past years focused on the fundamental rese...

关键词: :intermetallic alloys , null , null , null

THE CHANGING ROLE OF THE NATIONAL LABORATORIES IN MATERIALS RESEARCH

WADSWORTH Jeffrey and FLUSS Michael(Chemistry and Materials Science Directorate , Lawrence Livermore National Laboratory , Livermore , CA 94551)

金属学报(英文版)

The role of the National Laboratories is summarized from the era of post World War II to the present time. The U.S. federal government policy for the National Laboratories and its influence on their materials science infrastructure is reviewed with respect to .determining overall

关键词: : U.S. Materials Science. U.S. National Laboratories and Facilities , null

Development of Glass Ceramics Made From Ferrous Tailings and Slag in China

LIU Chengjun , SHI Peiyang , ZHANG Dayong , JIANG Maofa

钢铁研究学报(英文版)

A great amount of ferrous tailings and slag cause severe damage to the ecological environment, which must be reclaimed and utilized. The composition, type, and characteristics of ferrous tailings and slag in China were introduced. The research

关键词: glass ceramics;ferrous tailings;slag

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