1Improvement of the Production Management System for 3200 m3 BF in Jinan SteelWANG JunProduction Technology1-32Development of Low Nitrogen Content Control Technology in Short Flow Steelmaking ProcessPEI JianhuaProduction Technology4-5,83Developing Practice of 120t Converter Full Ore Steelmaking ProcessJIA Chongxue, LIU Xiaomei, TANG Xiaohui, LU Rongjie, ZHAO TongguoProduction Technology6-84Control of Boron Content in Boron Steelmaking in Laiwu SteelZHANG JunpingProduction Technology9-105Cause Analysis of Exorbitant Hardness of Hot-rolled Seel AISI4150 and Process ImprovementOUYANG Zhengrong, ZHENG Guiyun, DONG HongzhuangProduction Technology11-136Production Practice of Direct Continuous Casting of the Low Carbon Low Silicon Aluminum Steel by CAS TreatmentSONG Linhai, GAO XiangProduction Technology14-167Optimization Measures of Improving the Rate of Bar SizingWANG ZongbinProduction Technology17-188Technical Transformation of No.2 Blast Furnace Taphole in Jiuyang GroupMENG JingProduction Technology19-209Node Making Practice for Steel Bone Cross Column Turn to Box ColumnGUO Min, YANG Jianhua, ZHAO Qi, MA Zhen, ZHAO YongProduction Technology21-2310Transformation Practice of Double Rotary Crank Shear with Mirror Symmetry StructureLI YongfengProduction Technology24-2611Numerical Analysis of the Influence of Stirring Speed on Flow Field in Desulphurization with KR MethodLI Zhijie, ZHANG Zhao, YANG Xiaoguang, YANG Shishan, ZHANG Haitao, LI FugaoTest Research27-3012Study on the Evolution Law of Rust Layer in Accelerated Corrosion Test for Q355 Weathering SteelZHAO Yingjie, WANG Yuexiang, GAO Lifu, MA HengTest Research31-3413Study on Basic Properties of Iron Powder for Sintering in Qingdao SteelYANG Xiaojian, AN Xiuwei, SUN BaofangTest Research35-3814Online Calculation of the FeO Content in the Initial Slag of LF Refining FurnaceLIU Hongyin, WANG Bo, NI Peiliang, WANG Yonggang, ZHANG GuanfengTest Research39-4015Study on the Hot Plasticity of A Vanadium Containing 0.21% Steel at 750-1000℃DONG HongzhuangTest Research41-4316Effects of Welding Heat Input on 600 MPa Steel Used for HydroelectricityLIU JinquanTest Research44-4617Design Optimization of a"Claw"Layout Scheme of 110 kV Outdoor Switchgear with Expanded Inter-bridge ConnectionLI Xiaozun, SHENG Xiaoyun, YE JingenEnergy Saving and Pollution Reducing47-4818Control Measures for Improving COD Monitoring Quality in Wastewater of Iron and Steel IndustryFENG YunboEnergy Saving and Pollution Reducing49-5119Low Cost Technology Development for Hydro Steel with MULPIC ProcessLI FuleiEnergy Saving and Pollution Reducing52-5320Research and Application of the Large Enterprise Data Center NetworkLI ShuyingInformation Construction54-55,60 