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) [6] YANG Jing-ling, JIN Xin. A new way of recovering vanadium from iron vanadium slag [J]. Journal of Beijing University of Chemical Technology, 2007, 34(3): 254-257. (in Chinese) [7] LIANG Jian-long... Extracting vanadium from stone-coal by oxygen pressure acid leaching and solvent extraction DENG Zhi-gan(邓志敢), WEI Chang(魏 昶), FAN Gang(樊 刚), LI Min-ting(李旻廷), LI Cun-xiong(李存兄), LI......
熔融态下掺入粉煤灰对钢渣性质的影响研究甄云璞1,宗燕兵1,苍大强1,陈广言2,丁陈来2(1.北京市北京科技大学2.马鞍山钢铁股份有限公司,安徽马鞍山 243000)摘 要:在实验室,高温炉重熔钢渣,通过QM-ISP2行星式球磨机粉磨后,对比钢渣75μm晒下量;测定f-CaO含量,以及分析改性钢渣的矿相,研究其在高温下成分改性对改善钢渣易磨性和稳定性的作用效果和作用机理,确定粉煤灰是一种改善钢渣应用性能的优良改性剂,解决了钢渣应用中的不稳定性和易磨性差问题.该技术的研究可为寻求大量应用钢渣的途径,开发出高质量的钢......
Electrochemical Behavior of Antimierobial Stainless Steel Bearing Copper in Sulfate Reducing Bacterial Medium王华摘 要:<正>The electrochemical characteristic of antimicrobial stainless steel beating copper NSSAM3 in sulfate reducing bacterial(SRB)was investigated by electrochemical impedance spectroscopy(EIS)and potentiodynamic polarization.The results......
冷却方式对钢渣中f-CaO显微形貌及含量的影响张玉柱1,雷云波1,李俊国1,邢宏伟1,韩志杰2,龙跃1(1.河北省唐山市河北联合大学冶金与能源学院2.河北钢铁股份有限公司唐山分公司,河北唐山 063016)摘 要:采用扫描电子显微镜和化学分析方法对三种不同方式处理的钢渣中f-CaO的显微形貌及含量进行分析研究,试验结果表明,钢渣中弥散型f-CaO主要形成于C2S和C3S初晶,RO相形成和C3S分解等过程,其数量多,分布广,粒径较小;缓冷渣中氧化钙的典型显微形貌为灰色圆粒状,薄膜状,细小长条状;气淬渣中氧化钙的典......
Complementation in the composition of steel slag and red mud for preparation of novel ceramicsYan-bing Zong1,Wen-hui Chen1,Yong Fan2,3,Tai-lin Yang1,Zhao-bo Liu1,4,Da-qiang Cang11. School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing2. Institute of Iron and Steel Technology, TU Bergakademie Freiberg3. Institute of Multidisciplinary Research for Advanced......
Verification of Inverse Quench-Hardening Phenomena in Bearing Steel Specimens by Experiment and Computer Simulation Mamoru Tajima1,Chuanrong Jin2,Kyozo Arimoto3,Shigeyuki Tamura2,Kiyoshi Funatani4... by air and brine sequentially to produce the effect. This phenomenon was described in relation to the polymer quenching and its effect to the improvement in the fatigue strength of the steel......
="ChDivSummary" name="ChDivSummary">Controlling conditions for inclusion plasticization were calculated by FactSage, and the steel/slag reaction equilibration time was determined by pre-equilibrium...Top slag refining for inclusion composition transform control in tire cord steelShu-hao Chen1,2), Min Jiang2), Xiao-fei He2), and Xin-hua Wang1,2) 1) State Key Laboratory of Advanced Metallurgy......
.ysxb.1004.0609.2021-37747 WANG Shao-na, Lü Ye-qing, LIU Biao, et al. Assessment for cleaner production of vanadium and chromium co-extraction from vanadium slag by sub-molten salt method[J]. The Chinese Journal...晶与介质循环的低能耗协同运行. 图1 亚熔盐非常规介质处理钒渣原则流程图 Fig. 1 Schematic diagram of sub-molten salt method for processing vanadium slag 图2 5万t钒渣亚熔盐法钒铬共提清洁生产示范工程 Fig. 2 50 kt/a demonstration project of high......
): 16-18.ZHENG Shi-li, DU Hao, WANG Shao-na, ZHANG Yi, CHEN Dong-hui, BAI Rui-guo. Efficient and cleaner technology of vanadium extraction from vanadium slag by sub-molten salt method[J]. Iron Steel..., China; 2. School of Chemical and Environmental Engineering, China University of Mining and Technology of Beijing, Beijing 100083, China) Abstract: For chromium in vanadium slag cannot be dissolved......
热处理工艺对20Cr14Co12Mo5轴承钢力学性能的影响鲍俭1,2,杨卯生2,王华昆0(1.云南省昆明市昆明理工大学材料与冶金工程学院2.北京市钢铁研究总院结构材料研究所)摘 要:通过不同的热处理工艺制度,研究20Cr14Co12 Mo5高性能轴承钢的组织以及硬度,冲击韧性,抗拉强度和屈服强度等力学性能的变化规律.研究表明:不同热处理工艺对材料显微组织与力学性质具有显著影响规律,在一定的热处理制度下,20Cr14Co12 Mo5可达到表面硬度HRC 51.0,Rm为1840 MPa,Rp0.2为1410 MP......
