水钢35t转炉用碳化硅脱氧合金化试验  

Experiment of Deoxidization and Alloying Process with SiC in 35t Converter Steelmaking in Shuigang

作　　者：龙雨[1] 胡友红[1] 谢祥[1] 杨昌涛[1] 高长益[1] 

机构地区：[1]首钢水城钢铁(集团)有限责任公司,贵州六盘水553028

出　　处：《四川冶金》2017年第2期11-13,22,共4页Sichuan Metallurgy

摘　　要：在35t转炉炼钢脱氧合金化过程中采用碳化硅代替部分硅铁及增碳剂对钢水进行脱氧合金化,从热力学角度分析了碳化硅在脱氧合金化过程中的反应机理。探讨了用碳化硅作脱氧剂对碳和硅的收得率、钢种命中率、方坯质量和钢筋的力学性能的影响,设计了试验方案,确定了碳化硅在炼钢脱氧合金化过程中的使用可行性。During deoxidization and alloying process in 35 t converter steelmaking, we experimentally used SiC to substitute a part of ferrosilicon and carburant for deoxidization and alloying of liquid steel, analyzed reaction mechanism of SiC during deoxidization and alloying according to thermodynamics, studied effects of SiC on recovery rate of C and Si, hitting rate of steel grades, quality of billet and mechanical properties of steel bar, designed experimental plans, and eonfirmed feasibility to use SiC for deoxidization and alloying in steelmaking.

关 键 词：转炉炼钢 脱氧合金化 碳化硅 降成本 

分 类 号：TF713.6[冶金工程—钢铁冶金]