| 30t EBT电弧炉-LF-CC流程生产80Mn14钢的工艺实践 |
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| 引用本文： | 胡支国,潘江,陈敏,杨德斌,尤洪. 30t EBT电弧炉-LF-CC流程生产80Mn14钢的工艺实践[J]. 特殊钢, 2011, 32(4): 47-49 |
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| 作者姓名： | 胡支国 潘江 陈敏 杨德斌 尤洪 |
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| 作者单位： | 1. 首钢集团贵阳特殊钢有限责任公司,贵阳,550005
2. 首钢集团贵阳特殊钢有限责任公司,贵阳550005;贵州大学材料与冶金学院,贵阳550005 |
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| 摘 要： | 通过采用电弧炉出钢前在钢包中加入40%的锰铁,LF精炼前期调整成分,精炼中期和末期控制精炼渣碱度≥2.5,软吹氩搅拌,控制中间包钢水过热度≤35℃,连铸全程进行保护浇铸等工艺措施,贵阳特钢—炼钢厂成功进行了80Mn14钢(%:0.75～0.96C、13.00～15.50Mn、≤0.80Si、≤0.070P、≤0.030S)的30 t EBT AF-35 t LF-260mm×300mm连铸机流程生产,产品各项性能均满足标准要求。
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| 关 键 词： | 30 t EBT电弧炉 钢包炉 260mm×300mm铸坯 中间包 80Mn14钢 |
Practice of Process for Steel 80Mn14 Produced by 30 t EBT Arc Furnace-LF-CC Flow Sheet |
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| Hu Zhiguo,Pan Jiang,Chen Ming,Yang Debin,You Hong. Practice of Process for Steel 80Mn14 Produced by 30 t EBT Arc Furnace-LF-CC Flow Sheet[J]. Special Steel, 2011, 32(4): 47-49 |
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| Authors: | Hu Zhiguo Pan Jiang Chen Ming Yang Debin You Hong |
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| Affiliation: | Hu Zhiguo~1,Pan Jiang~(1,2),Chen Ming~(1,Yang Debin~1 and You Hong~1 (1 Guiyang Special Steel Co Ltd,Shougang Group,Guiyang 550005,2 School of Materials and Metallurgy,Guizhou University,Guiyang 550005) |
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| Abstract: | With using the process measures including adding 40%of needed ferromanganese amount in ladle before tapping of arc furnace,adjusting analysis of liquid in earlier stage of LF refining,controlling refining slag basicity≥2.5 and soft argon stirring in middle and last stage of refining,controlling overheating of liquid in tundish≤35℃and whole process shielding casting,the steel 80Mnl4(%:0.75～0.96C,13.00～15.50Mn,≤0.80Si,≤0.070P,≤0.030S)is successfully produced by 30 t EBT AF-35 t LF-260 mm×300 mm caster flow sheet at No1 Steelmaking Works,Guiyang Steel,and all properties of products meet the requirement of standard. |
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| Keywords: | 30 t EBT Arc Furnace Ladle Furnace 260 mm×300 mm Casting Bloom Tundish Steel 80Mn14 |
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