1Research on the Transformation of Blast Furnace Material Chute and Optimization of Material Control TechnologyZHANG Litong, SHEN Zhiqiang, YANG Ye, GE Hui, ZHANG WenzhengProduction Technology1-2,62Relatively Inferior to Economic Smelting Practice of Blast Furnaces under Conditions of Raw MaterialsGONG Wenlei, ZHAO Lihua, HUI QuanpingProduction Technology3-63Summary of the Practice of Shutting down the No.3 Blast Furnace in the Ironmaking Plant of Shiheng Special Steel CompanyCHANG Zhongliang, TANG Gang, WANG Liyong, CHEN HongjiaoProduction Technology7-104Technical Measures for Improving Hot Metal Charging Temperatureat in Laiwu SteelZHANG QiangProduction Technology11-13,165Analysis and Countermeasures of Defects in Protective Slag Inclusions in Cold Rolling ProductsJIA Chongxue, DING Zizheng, MA Qiang, LI NingProduction Technology14-166Low Cost Control for Double-chamber Kiln Based on Digital Intelligence and Lean Management ModeJIA Peigang, ZHANG LiwuProduction Technology17-197Research and Development of Fatigue-resistant Steel for Axle Shaft of Construction MachineryLI YueProduction Technology20-23,268Causes and Countermeasures of Spraying Paint Stripping of hot-dip Galvanized Chrome-Free Passivated Household Appliance PanelsYU Fan, DONG Lihua, ZHA Kai, TIAN Xiangsheng, BI JinghuiProduction Technology24-269Research Progress on Magnetization Roasting Technology of Low-Grade Complex and Refractory Iron OreCHEN Gang, HOU Cuili, ZHU Ruixin, WANG Lisha, YAO WenguiTest Research27-3010Research on Determination Methods for Microalloying Elements in Standard Reference Materials of Micro alloy SteelsCUI XiaocuiTest Research31-35,3911Research on the Annealing and Adhesion Mechanism of Curtain Wall Panels with 3003 Aluminum alloy StripsDONG Zefang, HUANG Junjie, HE Xiaohang, MO Guanghua, YANG Chunyun, PAN QiuhongTest Research36-3912Determination of 10 Trace Impurity Elements in High-Purity Germanium Dioxide by ICP-MSYANG Guifang, WANG Yang, YU Yihai, ZHANG HanqingTest Research40-43,4713Analysis on fatigue Failure Causes of Round Bar GCr15 Rolling Contact Fatigue TestLI Xiangcai, CHEN Xinyan, LIU Jinqiang, ZHANG Linlin, GUO FajunTest Research44-4714Application of Pellet Chain Grate Chute Plate Distribution OptimizationLUAN Jiyi, YAN Xingsen, LIU Miao, WANG Nianxin, YUAN YuhaoEnergy Saving and Pollution Reducing48-50,5415The Production Process of Hydrogen Energy and Its Application Prospects in the Steel IndustryGUO Huiliang, LIU Jiachen, DUAN Lihui, WANG Hongxia, YANG XiaodongEnergy Saving and Pollution Reducing51-5416Qingdao Special Steel's Production Practice of Blast Furnace Low Silicon SmeltingWANG Shida, WANG ZhenguoEnergy Saving and Pollution Reducing55-5617Application of Automatic Temperature Measurement on the Pusher Rod in a 7 m Top-charging Coke OvenXING Hui, TIAN Longzhen, JI Changfa, GUO Zhilei, QIU ChengInformation Construction57-5918Method for Formulating Burdening Plan of Equal SiO2 Equal TFe in Laiwu SteelTANG LingjianInformation Construction60-63,6719Factors Affecting Production Efficiency and Improvement Measures of Heating Furnaces in Special-Shaped Production Lines of Steel MillsWANG Xuesong, LIU Jianing, SUN Chen, CHEN Yan, LUAN Fukang, WANG Ruijie, ZHAO YimingInformation Construction64-6720Research and Application of Intelligent Magnetic Separation Technology for Stacking MachineHUO Xiangang, ZHANG Fu, YANG Heng, WANG Chengzhen, ZHOU XiangInformation Construction68-70 