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Simulation on function mechanism of T1(Al2CuLi) precipitate in localized corrosion of Al-Cu-Li alloys LI Jin-feng(李劲风), ZHENG Zi-qiao(郑子樵), REN Wen-da(任文达) , CHEN Wen-jing(陈文敬), ZHAO Xu-shan(赵旭山...; Abstract: To clarify the corrosion mechanism associated with the precipitate of T1(Al2CuLi) in Al-Li alloys, the simulated bulk precipitate of T1 was fabricated through melting......
Characterization of β precipitate phase in Mg-7Gd-5Y-1Nd-0.5Zr alloy李婷1,张奎1,杜志伟2,李兴刚1,李永军1,马鸣龙1,袁家伟11. State Key Laboratory for Fabrication and Processing of Nonferrous Metals,General Research... temperatures.In Mg-7Gd-5Y-1Nd-0.5Zr alloy,the β precipitate phase was assumed to be one of the main strengthening phases in peak-aged samples.This study aimed to determine the crystal structure......
Characterization of β precipitate phase in Mg-7Gd-5Y-1Nd-0.5Zr alloy李婷1,张奎1,杜志伟2,李兴刚1,李永军1,马鸣龙1,袁家伟11. State Key Laboratory for Fabrication and Processing of Nonferrous Metals,General Research... temperatures.In Mg-7Gd-5Y-1Nd-0.5Zr alloy,the β precipitate phase was assumed to be one of the main strengthening phases in peak-aged samples.This study aimed to determine the crystal structure......
-scattered diffraction(EBSD) technique. Large PRPP can improve the corrosion resistance. For the plate rolled by small PRPP, the main precipitate is guinier-preston(GP) zone and continuous grain boundary precipitates(GBPs), while,for the plate rolled by large PRPP, the main precipitates are the GP zone and η’ precipitate, and the GBPs are discontinuous.关键词:......
-aged and T77 treated samples. When the precipitate is coherent with the Al matrix, the larger the precipitate is, the slower the fatigue crack grows. The effects of grain boundary precipitates and precipitate free zone on the fatigue crack growth resistance are less significant than those of precipitates within grains of the alloy. Key words: 7055 aluminum alloy; ageing; fatigue crack growth rate......
of 7050-T7451 Al alloy thick plate was studied using immersion tests, potentiodynamic polarization, electrochemical impedance spectroscopy (EIS), slow strain rate testing (SSRT) technique combined...;surface>T/4. And the 75 mm-thick 7050 alloy plate presents better corrosion resistance than the 35 mm-thick plate. The results are discussed in terms of the combined effect of recrystallization......
Microstructural developments and precipitate transformation during transient liquid-phase bonding of a duplex stainless steelYUAN Xin-jian(袁新建)1,2, KANG Chung-Yun2(1. College of Materials Science... to this transformation.Key words:transient liquid-phase bonding; duplex stainless steel; microstructural development; precipitate transformation......
Article ID: 1003-6326(2005)06-1258-06 Variations of properties across plate thickness for Al alloy 7010 M. Salazar-Guapuriche1, 2, Y. Y. Zhao2, A. Pitman3, A. Greene3 (1. Materials..., UK) Abstract: The variations of electrical conductivity and hardness across the thickness of an Al alloy 7010 plate under the temper condition T7651 were investigated. The electrical conductivity......
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J. Cent. South Univ. (2012) 19: 2477-2481 DOI: 10.1007/s11771-012-1299-4 Evaluation of straightening capacity of plate roll straightener WANG Yong-qin(王勇勤), LIU Zhi-fang(刘志芳), YAN Xing-chun(严兴... of the incoming plate and the plastic ratio. The mechanics model describing the capacity of the machine was developed. The deviation of the straightening capacity curves was studied. Then, the presented model......