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in a square die sleeve with a resistant heating device (Fig. 1(b)). The lubricant of water-based graphite was sprayed on the surface of the punch and the two sectional female die at 120 °C..., LOGE R E. A review of dynamic recrystallization phenomena in metallic materials [J]. Materials & Design, 2016, 111(5): 548-574. [38] FLEMINGS M C. Behavior of metal alloys in the semisolid state......
strength and elongation of alloy reached 362 MPa, 289 MPa and 21.7%, respectively. Key words: Mg-Zn-Ca-Zr alloy; extrusion-shearing process; die design; dynamic recrystallization; mechanical properties 1...+1.5Ce [15]. Similarly, ultrafine-grained ZK60 [16] and Mg-Gd-Nd-Zn- Zr [17] alloys were prepared by ECAP, exhibiting high strength and superior toughness. Although the grain is significantly refined......
] HEYDARI D, SHAHKARAM FARDA A, BAKHSHI A, DREZET J M. Hot tearing in polycrystalline Ni-based IN738LC superalloy: Influence of Zr content [J]. Journal of Materials Processing Technology, 2014, 214(3..., RETTING R, AFFELDT E, SINGER R F. Effect of B, Zr, and C on hot tearing of a directionally solidified nickel-based superalloy [J]. Metallurgical and Materials Transactions A, 2016, 47(6): 2914-2926......
Trans. Nonferrous Met. Soc. China 31(2021) 1828-1841 One-step and selective extraction of nickel from nickel-based superalloy by molten zinc Qing-hua TIAN1,2,3, Xiang-dong GAN1,2,3, Da-wei YU1,2,3...: Nickel-based superalloy was treated with molten zinc for the selective extraction of nickel. The effects of heating temperature, heating time, and the mass ratio of zinc to superalloy on the extraction......
.jhydrol.2017.08.053. [8] CUI Yi-an, ZHU Xiao-xiong, WEI Wen-sheng, LIU Jian-xin, TONG Tie-gang. Dynamic imaging of metallic contamination plume based on self-potential data [J]. Transactions of Nonferrous Metals... J. Cent. South Univ. (2021) 28: 1797-1812 DOI: https://doi.org/10.1007/s11771-021-4732-8 Inversion of self-potential anomalies caused by simple polarized bodies based on particle swarm optimization......
, GONG Wen-qi, LIU You-zhang. Analysis of Comprehensive Recovery and Utilization of Solid Waste in Nonferrous Metallic Mines[J]. Metal Mine, 2005(12): 70-72. [61] 陈希廉. 矿山废石和尾矿的50种可能应用领域[C]// 第五届中国矿山地质... on the cement based materials[J]. Concrete, 2006(6): 32-35. [71] 李金朋, 张成龙, 王浩明, 等. 研山铁矿排岩废石生产砂石骨料研究[J]. 现代矿业, 2019, 35(6): 278-279. LI Jin-peng, ZHANG Cheng-long, WANG Hao-ming, et al. Research......
- phase particles under different solution regimes based on the ImageJ software. Compared with SST, the second phases were further dissolved after EST, and the number of second-phase particles... Qing-lin, CHEN Cong-ping, WU Hai-hua, YIN Zhi-min. Effects of solution treatment on microstructural and mechanical properties of Al-Zn-Mg alloy by microalloying with Sc and Zr [J]. Journal of Alloys......
by regeneration process. Based on the thermogravimetric (TG) analysis and images by high resolution transmission electron microscope (HRTEM), effects of thermal ageing temperature, ageing time and oxygen... foams, open honeycomb structures, metallic wire-mesh or metal wools [13]. However, after long-time capturing, the accumulation of soot in the DPF causes the back pressure of engine to increase......
, 1998, 35(7): 2-6. ZHANG Xing-ren, FU Wen-zhang. Treatment methods of major refractory gold deposits at home and abroad[J]. Metallic Ore Dressing Abroad, 1998, 35(7): 2-6. [18] YANG W, QIN W Q, LIU R Q......
, the particular performance of shell footings has been directly related to different shapes consisting of triangular, conical, and pyramidal shell strip footings [10-12]. Based on the experimental.... According to ASTM standards [28, 29], the maximum and minimum unit weights of sand were determined. The required weight of soil was specified based on the box volume. The unit weight of the poured sand......
