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) When the weight of the common material is <1% or the weight of the material containing rare or high-purity components is <0.1% of the product weight, the upstream production data are ignored..., anode fabrication, electrolysis and ingot casting, require high energy consumption and produce large quantities of harmful substances and high emissions. In recent years, China has continued to improve......
its optimum chemical composition for tribological applications. 2 Experimental 2.1 Production of alloys and microstructure The Al-12Si-3Cu-Zn alloys were prepared from high-purity Al (99.7%), Zn (99.9... words: Al-Si-Cu alloy; Zn content; microstructure; mechanical properties; wear performance 1 Introduction The binary eutectic Al-12Si casting alloy has very excellent properties such as high fluidity......
, OUYANG et al [12] studied the effect of grain size and material thickness on C5210 phosphor bronze thin sheets by tensile experiments. LIU et al [13] conducted a nanoindentation experiment on high-purity...): 1114-1121. [13] LIU G Y, NI S, SONG M. Effect of indentation size and grain/sub-grain size on microhardness of high purity tungsten [J]. Transactions of Nonferrous Metals Society of China, 2015, 25......
, at.% and subsequently denoted as Alx) were prepared by vacuum-induction melting a mixture of pure metals (~99.9 wt.% in purity) in a water-cooled copper crucible. The melting and drop casting were operated in high...Trans. Nonferrous Met. Soc. China 30(2020) 746-755 Microstructures, tensile properties and serrated flow of AlxCrMnFeCoNi high entropy alloys Jun XU, Cheng-ming CAO, Ping GU, Liang-ming PENG CAS Key......
nucleation of eutectic Si in high-purity Al-Si alloys with Sr addition[J]. Metallurgical and Materials Transactions A, 2011, 42(6): 1684-1691. [7] XU Cong, WANG Fang, MUDASSAR H, WANG Cheng-yuan, HANADA S..., ARNBERG L. Refinement of eutectic Si in high purity Al-5Si alloys with combined Ca and P additions[J]. Metallurgical and Materials Transactions A-Physical Metallurgy and Materials Science, 2015, 46(1......
alloys. 2 Experimental The Ti46Al5Nb0.1BxFe button ingots (~60 g) were prepared by non-consumable arc-melting under high-purity argon atmosphere. The values of x are 0, 0.3, 0.5, 0.7, 0.9 and 1.1... of nickel-based blades in turbine engines, mainly due to their low density and excellent high-temperature mechanical properties [1-4]. Even so, their poor ductility and crack resistance below 800 °C still......
. The freshly polished samples were ultrasonically cleaned for 5 min each in Milli-Q water, absolute ethanol, and Milli-Q water, and finally, the cleaned samples were dried by high-purity nitrogen... consistent with those of sphalerite [7]. In general, the sphalerite in the high-medium temperature hydrothermal deposit has the highest Fe content, followed by the medium-temperature and low-temperature......
-grinding in an agate mortar, the particle size of each sample was milled to be less than 75 μm, and then they were stored in high-purity nitrogen-filled airtight plastic bags and refrigerated to avoid... with NaOH and circulator water bath was applied to achieve better effect of constant temperature. To prevent oxygen from affecting the testing period, the solution was deoxygenated with high purity......
.%) alloys were prepared from high-purity Mg, Zn and Cu (99.95%), and Mg-30Zr (wt.%) master alloys. First, pure Mg was melted at 700 °C in an electric resistance furnace under a protective gas mixture... evolution; strengthening mechanism 1 Introduction Magnesium (Mg) alloys are desirable candidates as the lightest structural materials in aerospace and automotive industries owing to their low density and high......
K, UCHIKOSHI M, MIMURA K, ISSHIKI M, NAKAJIMA H. Fabrication of porous high-purity iron with directional pores by continuous zone melting technique [J]. Materials Transactions, 2010, 51: 2076-2079..., WANG Shou-ren, WANG Gao-qi, YU Xiu-chun, LIU Wen-tao, CHANG Zheng-qi, WEN Dao-sheng. Microstructure, mechanical and corrosion properties of magnesium alloy bone plate treated by high-energy shot......
