2019 Vol. 40, No. 1

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Separating and Extracting of Vanadium and Titanium
Effects of Properties and Structure of Metatitanic Acid on Rutile White Pigment via Short Sulfate Process
Tian Congxue
2019, 40(1): 1-6. doi: 10.7513/j.issn.1004-7638.2019.01.001
Abstract(111) PDF(5)
Abstract:
The properties and structure of metatitanic acid, such as crystal structure, particle size distribution and impurity iron's content, have great effects on the structure and pigment properties of rutile titanium dioxide, and there exists inherent relationship between them. The rutile TiO2 white pigme...
Study on the Optically Variable Property of Nano-TiO2
Wu Jianchun, Lu Ruifang
2019, 40(1): 7-12. doi: 10.7513/j.issn.1004-7638.2019.01.002
Abstract(99) PDF(2)
Abstract:
The morphology and particle size of nano-TiO2 were analyzed by transmission electron microscopy(TEM),and the optically variable property of the automobile paint made of the nano-TiO2 was also analyzed by a five-angle colorimeter.The results show that the paint film containing single nano-TiO2 has no...
Preparation of TiO2 by Sol-gel Method and Its Photocatalytic Properties
Zhang Nana, Wang Hongxia, He Youqing, Li Xinxing
2019, 40(1): 13-17. doi: 10.7513/j.issn.1004-7638.2019.01.003
Abstract(83) PDF(1)
Abstract:
As an environment-friendly catalyst,titanium dioxide(TiO2) plays an important role in photocatalysis.In this paper,TiO2 powder was prepared by sol-gel method without stirring,using butyl titanate(TBT) as the titanium source.The crystal structure,morphology and absorbance of the samples were analyzed...
Temperature Rise Characteristics and Absorption Behaviors of Titanium Slag during Microwave Heating
Pu Jing, Zhang Zhiyun, Liu Qianqian, Duan Liping, Ruan Rongsheng, Chen Guo
2019, 40(1): 18-22. doi: 10.7513/j.issn.1004-7638.2019.01.004
Abstract(86) PDF(2)
Abstract:
Microwave heating of titanium slag to prepare artificial rutile has the outstanding advantages of uniform high efficiency and low energy consumption.Under different conditions,titanium slag exhibits different temperature rise characteristics in the microwave field.Using titanium slag as the research...
Research on Solvent Extraction for Separation of Vanadium and Chromium
Ying Ziwen, Ren Xiulian, Wei Qifeng
2019, 40(1): 23-28. doi: 10.7513/j.issn.1004-7638.2019.01.005
Abstract(57) PDF(2)
Abstract:
Using the O216 synthesized in laboratory and 3# inert solvent as the extraction solution and the leaching solution from sodium roasting of V-Cr slag as raw material,the effects of pH of the leaching solution,concentration of the extraction solution,extraction temperature,extraction time and phase ra...
Refining Process of Vanadium Removal for TiCl4 with High Content of Vanadium by Fatty Acid
Li Liang, Zhou Li, Hu Yuanjin, Ling Peng, Chen Jiayu
2019, 40(1): 29-32. doi: 10.7513/j.issn.1004-7638.2019.01.006
Abstract(109) PDF(12)
Abstract:
Based on the mechanism studies of vanadium removal from TiCl4 by fatty acid,the industrial experiments for vanadium removal by the selected fatty acid were carried out according to the independently developed refining process for vanadium removal of TiCl4.The results show that the independently deve...
Application of Vanadium and Titanium
Synthesis and Electrochemical Properties of Aluminum Doped Lithium Vanadium Phosphate
Cao Zhiqin, Du Xiaofeng, Zhou Xiaofei, Liu Zhiyue, Du Linyan, Wu Chuanyang, Zhang Xuefeng
2019, 40(1): 33-40. doi: 10.7513/j.issn.1004-7638.2019.01.007
Abstract(145) PDF(3)
Abstract:
To improve the low conductivity of lithium vanadium phosphate,aluminum doped Li3V2(PO4)3/C powder was prepared by solution combustion synthesis using lithium nitrate,ammonium metavanadate and ammonium dihydrogen phosphate as raw materials,glycine as complexing agent and fuel,glucose as carbon source...
Effect of Conductive Agents on Electrochemical Performances of Li3V2(PO4)3/C Cathode Material for Lithium Ion Batteries
Li Nali, Pu Chunlei, Tong Yanwei, Cui Xumei, Zhang Xuefeng
2019, 40(1): 41-46. doi: 10.7513/j.issn.1004-7638.2019.01.008
Abstract(144) PDF(6)
Abstract:
In this paper,the effects of conductive agents on the electrochemical properties of lithium vanadium phosphate were investigated.The influences of graphene,acetylene black and Super P Li on the electrochemical properties of lithium vanadium phosphate were studied using Li3V2(PO4)3 as the cathode mat...
Ni-Fe/TiO2 Composite Electrode by Electrodeposition and Its Catalytic Performance for Hydrogen Evolution
Qi Haidong, Zhou Zongyi, Wen Linjie, Zhang Linan, Li Yungang, Yang Haili
2019, 40(1): 47-52. doi: 10.7513/j.issn.1004-7638.2019.01.009
Abstract(78) PDF(1)
Abstract:
Ni-Fe/TiO2 composite electrodes were prepared by electrodeposition.Cathodic polarization curve and electrochemical impedance spectroscopy were used to study the hydrogen catalytic property of electrodes.The results show that the hydrogen evolution property of Ni-Fe/TiO2 composite electrode is better...
Hydrogen Storage and Electrochemical Properties of Cast Vanadium Based Alloys for Automotive Batteries
Wang Youfang, Zhao Yue
2019, 40(1): 53-56. doi: 10.7513/j.issn.1004-7638.2019.01.010
Abstract(115) PDF(2)
Abstract:
Casting tests for V3TiNi0.56 and V3TiNi0.56Y0.1Co0.1 alloys used in automobile batteries were carried out,and the hydrogen storage performance,electrochemical property and microstructure of the alloys were tested and analyzed.The results show that compared with V3TiNi0.56 alloy,the maximum hydrogen ...
Influence of Organosilicon on Pigment Characteristics and Application Properties of Titanium Dioxide
Liu Chan
2019, 40(1): 57-61. doi: 10.7513/j.issn.1004-7638.2019.01.011
Abstract(119) PDF(8)
Abstract:
In this study,the organosilicon containing different functional groups was used for surface modification of titanium pigment coated with zirconia and alumina,to investigate the effects of organosilicon on the thermal stability of titanium dioxide by analyzing the whiteness variation of titanium pigm...
Effect of Mo in V-microalloyed Precipitating-strengthen High Strength Steel
Zhu Chenglin, Gao Cairu, Zhu Changyou, Du Linxiu, Yang Xiongfei, Qu Bingbing
2019, 40(1): 62-68. doi: 10.7513/j.issn.1004-7638.2019.01.012
Abstract(66) PDF(1)
Abstract:
The effects of Mo element on the precipitation of low temperature bainite zone in V microalloyed steels were investigated for the V microalloyed steels,by means of isothermal precipitation simulations,TEM,calculation of Thermo-calc software.And the effect of Mo element on the mechanical properties o...
Resources Environment and Energy Saving
New Technology of Vanadium Extraction from Vanadium-bearing Steel Slag
Xie Yu, Ye Guohua, Zuo Qi, Hu Yibo, Tong Xiong
2019, 40(1): 69-77. doi: 10.7513/j.issn.1004-7638.2019.01.013
Abstract(205) PDF(9)
Abstract:
Vanadium-bearing steel slag,generated from the steelmaking process of vanadium-titanium magnetite,can be used as the raw material for preparation of V2O5.However,it is still very difficult to utilize the slag at present due to the high content of calcium oxide,iron and the low content of vanadium.In...
Research on Removing Sodium from Extracted Vanadium Residue
Zeng Guanwu, Hao Jianzhang
2019, 40(1): 78-82,104. doi: 10.7513/j.issn.1004-7638.2019.01.014
Abstract(53) PDF(4)
Abstract:
The extracted vanadium tailings contain useful iron and vanadium,while they bring risk when it is used for iron-making process due to their high sodium content.To solve the problem,three methods such as leaching,reduction-magnetic separation and sodic reduction-leaching-magnetic separation to remove...
Experimental Study on Flotation of Coarse-grained Ilmenite by New Collector
Yang Daoguang, Han Kexi, Ye Endong, Song Bing
2019, 40(1): 83-87. doi: 10.7513/j.issn.1004-7638.2019.01.015
Abstract(75) PDF(3)
Abstract:
A new collector TM with fatty acid as the main component was synthesized from petrochemical tailings by esterification.The flotation performance of TM was studied by flotation of coarse-grained ilmenite.The results show that both TM and MOH reagents can obtain qualified titanium concentrate with the...
Process Optimization of Strong Magnetic Separation of Coarse Grain on Midi Titanium Plant
Li Jinlin, Wang Hongbin, Wang Jianping, Zhang Chun, Wu Xuehong
2019, 40(1): 88-93. doi: 10.7513/j.issn.1004-7638.2019.01.016
Abstract(85) PDF(1)
Abstract:
In order to solve the problem of high flotation cost and small particles size of TiO2, the optimization study of strong magnetic separation technology was carried out for one stage of high magnetic separation concentrate with a grade of 16.94% of TiO2. The test results showed that:0.125 mm sieve was...
Ferrous Metallurgy and Materials
Isothermal Reduction Kinetics of Carbon Coated Iron Ore Powder
Hao Suju, Sun Tianhao, Jiang Wufeng, Lan Jiran, Zhang Yuzhu
2019, 40(1): 94-98. doi: 10.7513/j.issn.1004-7638.2019.01.017
Abstract(56) PDF(1)
Abstract:
In this paper the influence factors achieving optimum carbon coated magnetite isothermal reduction rate had been studied.Bituminous coal and anthracite were used as carbon source,and carbon-coated ore powder with a grinding time of 105 s had been used for test in a modified dynamic reduction reactor...
Application Research on Blowing Nitrogen Alloying of SA-182 F92
Zhang Feng
2019, 40(1): 99-104. doi: 10.7513/j.issn.1004-7638.2019.01.018
Abstract(70) PDF(1)
Abstract:
Based on the theoretical analysis of thermodynamics and kinetics of adding nitrogen by blowing nitrogen,application study of F92 blowing nitrogen alloying technology had been carried out by using titanium slag furnace as a byproduct of liquid semisteel smelting,and then blowing nitrogen alloying pro...
Influence of Adsorption Rod Material on Removal of Inclusions in the Nozzle
Zhao Dingguo, Zhang Fujun, Wang Yufei, Wang Shuhuan
2019, 40(1): 105-111. doi: 10.7513/j.issn.1004-7638.2019.01.019
Abstract(62) PDF(2)
Abstract:
Through thermal experiments,the adsorption of impurities in molten steel under the condition of aluminum deoxidation was studied on the three kinds of adsorption rods,ie,magnesium-zirconium,magnesium-chromium and magnesium-calcium.The experimental results show that from the aspects of the number of ...
Study on the Effects of EMS Stirring Intensity on Carbon Homogeneity of 360 mm×450 mm Gear Steel Bloom and Control
Li Hongguang
2019, 40(1): 112-117. doi: 10.7513/j.issn.1004-7638.2019.01.020
Abstract(63) PDF(4)
Abstract:
Application research on 20 CrMnTiH(FQ) gear steel bloom by combined-EMS technology for homogeneity controlling was carried out on a 360 mm×450 mm continuous casting machine..The specific install position of EMS had been determined based on the result of numerical simulation calculate,and 10.0~11.0 m...
Thermodynamic Calculation of Ti-containing Second Phase in Ti Microalloyed High Strength Steel
Li Liming, Feng Yunli, Yang Lina
2019, 40(1): 118-122. doi: 10.7513/j.issn.1004-7638.2019.01.021
Abstract(76) PDF(3)
Abstract:
Using thermodynamic Thermo-Calc software the calculation and analysis of high-Ti microalloyed high strength steel with different Ti content and different N content were carried out to study the effect of Ti and N elements on solid solution precipitation of Ti-containing second phase in high-Ti micro...
Study on Hot Ductility of Slab of 1 180 MPa Grade F/M High Strength Dual Phase Steel for Automobile
Li Shouhua, Cao Xiao'en, Zhao Linlin, Su Zhenjun, Hu Yukun
2019, 40(1): 123-128. doi: 10.7513/j.issn.1004-7638.2019.01.022
Abstract(75) PDF(3)
Abstract:
The hot ductility of 1180 MPa F/M high strength dual phase steel for automobile had been investigated in the temperature range of 650℃ to 1300℃ using a Gleeble 3500 thermal simulator. The thermoplastic curve was drawn,and the fracture and microstructure of high temperature tensile specimen were obse...
Effect of N on Mirostructures and Mechanical Properties of Vanadium Containing Q345 Steel
Yang Jichun, Tian Shiyu, Yu Haicun, Zhang Zening, Wang Jun, Yan Ruijun
2019, 40(1): 129-135. doi: 10.7513/j.issn.1004-7638.2019.01.023
Abstract(61) PDF(2)
Abstract:
The test steels in this study had base chemistry of Q345 steel with 0.08%V and various nitrogen contents of 0%, 0.022%,0.034% and 0.042%.Thermo-Calc software was used for the thermodynamic calculation.When steel is free of nitrogen,the calculated V(C,N) precipitation temperature in austeniteis 933℃....
Effect of Nb and V on Microstructure and Mechanical Properties in Hot-stamping Steel
Chen Jundong, Hao Ying, Tao Weichun, Li Yongliang
2019, 40(1): 136-141. doi: 10.7513/j.issn.1004-7638.2019.01.024
Abstract(80) PDF(2)
Abstract:
The influence of micro alloy niobium(Nb) and vanadium(V) on microstructure and mechanical properties in hot-forming steel was investigated by optical microscope(OM),scanning electron microscope(SEM) and transmission electron microscope(TEM).The results show that the volume fraction of martensite or ...
Effect of P Elements on Mechanical Properties and Corrosion Resistance of High Strength Weathering Steel Used in Transmission Tower
Luo Yihua, Huang Yao, Yang Xuefeng, Chen Guohong, Teng Yue, Liu Weining, Li Feng
2019, 40(1): 142-147. doi: 10.7513/j.issn.1004-7638.2019.01.025
Abstract(360) PDF(4)
Abstract:
The effects of P content(0.20%~0.39%) on the microstructure,mechanical properties and corrosion resistance of the steel were analyzed by means of scanning electron microscopy(SEM),universal testing machine,impact testing machine,wet-dry composite testing machine and diffractometer.The results show t...
Microstructure and Performance Analysis of Nb Microalloy Steel
Dou Weixue, Guo Dong, Feng Jie, Guo Zhihong, Zhu Miaoyong, Wang Xiaoli
2019, 40(1): 148-152. doi: 10.7513/j.issn.1004-7638.2019.01.026
Abstract(259) PDF(13)
Abstract:
With the development of high speed and heavy load transportation in modern railway,higher demanding requirements have been put forward for performance of high speed rail steel.At present,domestic hot-rolled 980 MPa (U75V) rail cannot meet the requirements. Nb microalloying steel was produced in labo...
Microstructure and Thermal Properties of Laser Cladding Ni-Cr-Mo Alloy Steel Coating
Ding Jie, Lü You, Zhang Ziyang, Duan Mingwei, Wang Shuqi, Cui Xianghong
2019, 40(1): 153-159. doi: 10.7513/j.issn.1004-7638.2019.01.027
Abstract(219) PDF(7)
Abstract:
in this paper,two kinds of Ni-Mo-Cr coatings were laser-clad on the surface of H13 steel substrate by Nd3+:YAG laser.The chemical compositions of applied coatings were Ni9Mo2Cr2.5Al0.15Ti1B4Si3Fe78.4 and Ni2Mo2Cr2.5Al0.1Ti1B4Si3Fe85.4(mass fraction,w/%)respectively. Surface morphology,microstructure...
Analysis and Control of Influencing Factors of Longitudinal Crack on SPHC of Low-carbon-low-silicon-aluminium Killed Steel
Li Zhonghua, Zhou Chaogang, Yang Xiaojiang, Ai Liqun, Wang Shuhuan, Hou Mingshan
2019, 40(1): 160-165. doi: 10.7513/j.issn.1004-7638.2019.01.028
Abstract(70) PDF(1)
Abstract:
For the problem of occurrence rate high of central longitudinal crack on tangsteel hot rolled plate,In order to effectively achieve the purpose of reducing occurrence rate of central longitudinal crack.This paper as relying on the 1 700 mm production line of Tangsteel hot rolling department,The infl...
High-temperature Mechanical Properties of 12Mn Steel Round Billet
Wang Xu, Wei Jun, Qiu Shengtao, Li Zhaoling, Li Wei, Liu Xuesen, Zhang Yong
2019, 40(1): 166-170. doi: 10.7513/j.issn.1004-7638.2019.01.029
Abstract(75) PDF(1)
Abstract:
The high-temperature mechanical properties of 12 Mn steel round billet were tested by using a Gleeble-1500 D thermal/force simulation tester.Tensile strength,the reduction of area(ψ) and stress-strain curve in the range of 600~1 300℃ were obtained.The results show that of 12 Mn steel round billet ha...
2019, 40(1): 171-172.
Abstract(58) PDF(1)
Abstract:

Address：Editorial Department of Iron Vanadium Titanium Steel, Technology Development Research Center, Research Institute of Panzhihua Group Co., Ltd., No. 90 Taoyuan Street, East District, Panzhihua City, Sichuan Province (617000)

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