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J. Cent. South Univ. (2012) 19: 1773-1779 DOI: 10.1007/s11771-012-1206-z Effect of inclusion on high cycle fatigue response of a powder metallurgy tool steel YAO Jun(姚君)1,2, QU Xuan-hui(曲选辉)1,2, Rafi... fatigue response of a high V-alloyed powder metallurgy tool steel (AISI 11) with different inclusion sizes was studied. Two materials of this grade at a similar hardness of about HRC 60 were subjected......
-lin LI1, Xiao-song LI1 1. College of Mechanical Engineering, Hunan Institute of Science and Technology, Yueyang 414006, China; 2. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China Received 3 December 2012; accepted 17 June 2013 Abstract: Zr-Al-Ni-Cu bulk metallic glasses (BMGs) were developed and their fragility parameters (m) were calculated by Arrhenius......
ON ZrO2-NiCr COMPOSITE POWDER FOR SPRAYING邱凤襄,罗志平,邵刚勤,潘牧摘 要:<正>Composite powder prepared of calcium ox-ide stabilzed ZrO2 (CSZ)and NiCr by vacuum sintering isstudied, and the effect of additive TiO2,on its properties isdiscussed. The morphology and phases of the powder weremeasured and determined by SEM.EPMA. XRD methodsand the testing......
powders, the particle size changes from 30 to 50 nm with an average of 40 nm. Key words: nanosized metallic powder; electrical explosion method; particle size; enthalpy ...-jun, LONG Xiao-bing. Development of metallic nanometer particles[J]. Powder Metallurgy Industry, 2004, 14(1): 34?39. [8] 伍友成, 邓建军, 郝世荣. 电爆炸丝方法产生纳米二氧化钛粉末[J]. 高电压技术, 2006, 32(6): 70?71.WU You-cheng......
particles is restrained, which further increases the powder size. 3.4 Current efficiency of electrodeposition The amount of metallic powders prepared by electrodeposition does not correspond...J. Cent. South Univ. Technol. (2009) 16: 0708-0712 DOI: 10.1007/s11771-009-0117-0 Characterization of ultrafine copper powder prepared by novel electrodeposition method HE Wei(贺 玮)1, 2, DUAN......
Post-treatment Process of Semi-solid Powder RollingXia Luo1,2,Yun-Zhong Liu1,Bin Wang21. National Engineering Research Center of Near-Net-Shape Forming for Metallic Materials, South China University..., which combines powder rolling with semi-solid rolling in one step to prepare high-performance metallic strips. A total of 7050 aluminum alloy strips were prepared by semi-solid powder rolling......
Effect of metallic ions on dispersibility of fine diaspore ZHOU Yu-lin, HU Yue-hua, WANG Yu-hua School of Resources Processing and Bioengineering, Central South University, Changsha 410083, China Received 24 May 2010; accepted 30 August 20a10 Abstract: Dispersion experiments were conducted to study the influence of metallic cations on the dispersibility of diaspore. The reaction mechanisms......
J. Cent. South Univ. (2021) 28: 1111-1128 DOI: https://doi.org/10.1007/s11771-021-4684-z Effects of tantalum addition on microstructure and properties of titanium alloy fabricated by laser powder... and Powder Engineering, Changsha University of Science and Technology,Changsha 410114, China; 2. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China Central South......
: metallic phase change materials; powder metallurgy; thermal stability; mechanical properties; miscibility gap alloys 1 Introduction Using latent heat phase change materials (PCMs), thermal energy can...Trans. Nonferrous Met. Soc. China 30(2020) 3226-3239 Combined powder metallurgy routes to improve thermal and mechanical response of Al-Sn composite phase change materials Chiara CONFALONIERI, Maxime......
三氯化铁浸出-重铬酸钾滴定法测定钛精粉还原产物中的金属铁李传维1,司新国1,鲁雄刚1,郭曙强1,丁伟中1(1.上海市上海大学上海市现代冶金与材料制备重点实验室)摘 要:试样用三氯化铁溶液溶解,金属铁被氧化为二氯化铁,过滤分离,滤液酸化后以二苯铵磺酸钠为指示剂,用重铬酸钾标准溶液滴定,实现了钛精粉还原产物中金属铁含量的测定.结果表明,试样粒度在0.125mm以下时,FeCl3溶液浓度和用量分别为10g/L和100mL,采用电磁搅拌60min为最佳的实验条件.分别用HgCl2分析法,矿相法对方法正确度进行检测,其中......
