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applications. In composites, reinforcements might be fibers, particulates, or whiskers. Mechanical alloying(MA) is a promising technique for producing nanocomposite materials that are difficult......
-resistant titanium alloy-double glow plasma surface alloying burn-resistant titanium alloy. Alloying element Cr, Mo, Cu are induced into the Ti-6Al-4V and Ti-6.5Al-0.3Mo-l.5Zr-0.25Si substrates... burn-resistant alloy layer can reach to above 200 microns and alloying element concentration can reach 90%.Burn-resistant property experiments reveal that if Cr concentration reach to 14%, Cu......
Preparation of AZ91 alloy by powder metallurgy method JIANG Hai(姜 海)1, HE Xin-bo(何新波)1, QU Xuan-hui(曲选辉)1,2, I. S. HUMAIL2 , WANG Xi-tao(王西涛)2 1. School of Materials Science and Engineering... Received 28 July 2006; accepted 15 September 2006 Abstract: Magnesium alloy AZ91 was prepared by powder metallurgy method, and the effect of sintering temperature on the densities and microstructures......
机械合金化热压烧结Mo-Si-B多相难熔合金的超塑性喻吉良1,李中奎2,郑欣1,刘辉2,张建军2,王晖2(1.陕西省西安市西北有色金属研究院新材料研究所2.西北有色金属研究院 新材料研究)摘 要:采用机械合金化(MA)+热压烧结制备Mo-9Si-8B-3Hf难熔合金,研究了球磨时间对热压合金致密度的影响.采用真空高温拉伸实验评价了Mo-Si-B难熔合金的高温性能.结果表明,Mo-Si-B难熔合金的致密度随着球磨时间的延长而增大.制备的合金由连续分布的Mo固溶体(α-Mo),Mo3Si和Mo5SiB2组成.各物相......
Solidification simulation of Al-Mg-Er alloys using CALPHAD method ZHANG Li-gang(章立钢)1, LIU Li-bin(刘立斌)1, 2, HUANG Guo-xing(黄国幸)1, JIA Bing-ran(贾兵然)1 1. School of Materials Science...; Abstract: With CALPHAD(calculation of phase diagrams) method, the solidification paths of several Al-rich Al-Mg-Er alloys were......
Quantitative Analysis on Carbon Migration in Double-Glow Discharge Plasma Surface Alloying Process WANG Cong-zeng1,ZHANG Zhen-xia2,ZHANG Wen-quan1,SU Xue-kuan1 (1.College of Materials Science... discharge plasma surface alloying process, but literature of quantitative analysis about carbon migration is relatively scarce. In this paper differential equations of the carbon and metal concentration......
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