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, China) Abstract:A notch sensitivity factor was derived in order to evaluate the stress concentration sensitivity of Al-Li based alloys. The factor values for the Al-Li alloy sheets containing various... in the high ductility alloy 1420 can significantly increase the stress concentration sensitivity. As compared with conventional aluminum alloys, the Al-Li based alloys generally show high stress......
Superplastic behavior of Al-Cu-Li based alloy DU Yu-xuan(杜予晅), ZHANG Xin-ming(张新明), YE Ling-ying(叶凌英), LUO Zhi-hui(罗智辉) School of Materials Science and Engineering, Central South University... was found. The aim of present paper is to study the superplastic behavior of the AA2195 Al-Li alloy in the rolling-based thermo-mechanically processing condition. 2 Experimental The AA2195 Al-Li alloy......
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, Nb-15W-10Hf-0.5Si, are 190 MPa and 13.6 MPa?m1/2. Keywords: Nb-Si based alloys; Nb-15W-10Hf-0.5Si alloy; Nb-15W-10Hf-18Si; Nb5Si3; mechanical properties 1 Introduction With relatively high melting point... of advanced Nb-based alloys[J]. Materials Transactions, 2004, 45(2): 493-501. [10] LIU Dong-ming. Microstructure and mechanical behaviors of ultra-high temperature Nb-Si-W-X alloy[R]. Post-doctoral......
Preparation of Ti-based amorphous brazing alloy ZOU Jia-sheng(邹家生)1,2, JIANG Zhi-guo(蒋志国)1, XU Zhi-rong(许志荣)1, CHEN Guang(陈 光)2 1. Provincial Key Lab of Advanced Welding...) and the temperature interval of supercooled liquid region before crystallization are 0.76 and 78 K, respectively. Key words: Si3N4 ceramic; Ti based brazing alloy; glass forming ability; glass......
. Key words: Mg-Gd based alloy; extrusion; age hardening behavior; microstructure; mechanical property 1 Introduction As the lightest structural metallic material, magnesium alloys are attractive... for the high strength of Mg-based alloys. At room temperature, the ultimate tensile strength (UTS), tensile yield strength (YS) and elongation (ε) of the peak-aged alloy are 310 MPa, 201 MPa, 5.8% and 335......
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particles from the liquid, which is consistentwith experimental observation. Key words:Al-Fe based alloy; rapid solidification; phase selection; nucleation behavior; [全文内容正在添加中] ...NUCLEATION BEHAVIOR OF Al8Fe4Nd PHASE IN RAPIDLY SOLIDIFIED AI-Fe-V-Si-Nd ALLOY H.Pang1,M.G.Zeng3,J.N.Deng3,Z.H.Jin1 (1.S henyang National Laboratory for Material Science, Institute of Metal......
) based alloy of Ti-22Al-25Nb (mole fraction, %) has been investigated. It was found that the deformed microstructures in different portions of a free forged rod with diameter of 30 mm were quite... and the same post-deforming heat treatment conditions. One only has 3.5% of RT tensile elongation and the other up to 8%. Key words: Ti2AlNb based alloy; Ti-22Al-25Nb alloy; O phase; deformed......
stability. Key words:rare earth based hydrogen storage alloy; phase structure; activation; discharge capacity; cycling stability; high rate discharge ability; [全文内容正在添加中] ...Phase Structure and Electrochemical Properties of Rare Earth Based Hydrogen Storage Alloys Che Guangdong1,Liu Xiao1,Liu Xiangdong1,Chen Weidong1 (1.School of Material Science and Technology, Inner......