1Application of Ore Blending Technology for Sintering Production of High Proportion and Low Quality MaterialsZHANG Yufeng, TANG BinProduction Technology1-32Practice of Strengthened Smelting of No.3 Blast Furnace at Qingdao Special Iron and SteelGUO Kaifeng, ZHENG Xiquan, ZHOU Xiaodong, HUANG LongProduction Technology4-63Application of Low Cost and Efficient Smelting Integrated Technology for Electric Arc FurnaceYIN Chongli, YE FeilaiProduction Technology7-94Research and Development of Titanium Microalloyed X70 Pipeline SteelLI Guobao, XIA JinianProduction Technology10-135Causes Analysis and Process Optimization of Network Crack Defects on the Surface of 40Cr Steel BilletLIU Yanxia, ZHANG Zhiwang, WANG Yang, CHEN Min, CHAO Xia, YAO LiangProduction Technology14-166Cause Analysis of Inner Wall Crack of 32Mn6 Seamless Steel PipeZHANG Yingtao, GAO Wenjuan, LI Ruhai, WANG Junpeng, XU ZhigangProduction Technology17-197Development of Anti-static Floor with SPCE Cold Rolled Steel StripQI Zhenbao, DU Shouzhong, HU Ziming, HOU Yuanxin, HE MinProduction Technology20-218The Effect of High Hot Metal Charging Rate on Oxygen Consumption and Utilization Coefficient in EAFZHAO Ge, HU Yanbin, WANG Xueming, HE SaiTest Research22-249Optimization Practice of Slagging Process of Converter with Ferrous MaterialsHU Yanbin, HU Xinfu, HUANG Fang, HOU Zhongxiao, HE SaiTest Research25-27,3410Effect of Rare Earths on Coastal Atmospheric Corrosion Behavior of Automobile Steel SheetSUN Shuai, WANG JinboTest Research28-30,3411Experimental Analysis ofThermal Simulation of 75 Steel Hot Rolled Wire RodHUANG Xiaoshan, YAN Bo, LI Shengyan, ZHANG Chunbin, QIU DongTest Research31-3412Summary of Research on Production of Cold Rolled Steel Strip for Safety Protection ToeSUN Qian, QI Weiwei, MA Heng, LI Yong, WANG Zhe, Lü XiaTest Research35-3613Determination of Chloride Ion in Blast Furnace Slag by X-ray Fluorescence SpectrometryPENG Hongyun, LIU LinTest Research37-3814Research Progress of Erosion Resistance of Zirconia Carbon Material for Slag Line of the Submerged NozzleZHU Guoben, WANG Xiaojun, XIE Dandan, ZHANG Baorong, ZHAO HaifengTest Research39-4215The Practice of Optimization and Promotion for Intelligent Manufacturing System before Ironmaking in Qingdao Special SteelYANG Lingzhi, WANG Haibo, CHEN Zhe, WANG DongInformation Construction43-45,4816Application of Temperature Measurement and Heating Control System based on Coke OvenQIU Cheng, TIAN LongzhenInformation Construction46-4817Development and Application of Intelligent Automatic Loading Iron System for Blast FurnaceWANG Zaifeng, ZHAO Shanyang, MA Jinyun, ZHANG Guiyu, JING FengInformation Construction49-5018Analysis of Energy-saving and Low-carbon Development Technology Path of Iron and Steel Enterprises based on the Background of"Double Carbon"YANG FutingEnergy Saving and Pollution Reducing51-55,6219Improvement of Green Mine Construction in Zhaokou MineZHANG XiaodiEnergy Saving and Pollution Reducing56-57,6220Practice of Quick Reduction Surface Shutdown of Qingdao Special Steel No.2 Blast FurnaceWU Yipeng, LIU Yumeng, YAN Hongyi, SUN Xiaofei, SUN XudongEnergy Saving and Pollution Reducing58-59,62 