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收稿:2008-01-06,
网络首发:2022-12-23,
纸质出版:2008-12-23
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淮钢80t BOF-90t LF-RH-CC流程开发特殊钢的生产实践[J]. 特殊钢, 2008,29(4):36-38.
Practice of Production for Development of Special Steel by 80t BOF-90tLF-RH-CC Flow Sheet at Huai Steel[J]. Special Steel, 2008, 29(4): 36-38.
淮钢80t BOF-90t LF-RH-CC流程开发特殊钢的生产实践[J]. 特殊钢, 2008,29(4):36-38. DOI:
Practice of Production for Development of Special Steel by 80t BOF-90tLF-RH-CC Flow Sheet at Huai Steel[J]. Special Steel, 2008, 29(4): 36-38. DOI:
通过转炉采用高拉碳操作
控制出钢[P]≤0.012%
终渣碱度2.8~3.5;双挡渣工艺
LF精炼渣碱度≥4
(TFe+MnO)≤1.0%;应用低铝洁净钢精炼技术和含钡洁净钢生产技术专利;RH-MFB真空处理
连铸全程保护浇铸及二冷技术优化等措施
淮钢开发了127个特钢新产品
总氧含量(T[O]):轴承钢≤10×10-6
60Si2CrVAT弹簧钢≤12×10-6
CM490锚链钢≤15×10-6
37Mn5油井管坯钢≤18×10-6
SAE1022A冷镦钢和15CrMoG高压锅炉管坯钢≤20×10-6。
With the operation measures such as BOF using catch carbon practice
controlling[P]≤0.012% at tapping
end slag basicity2.8~3.5
double slag stopping operation
LF refining slag basicity ≥4
(TFe+MnO)≤1.0%
using low aluminium content refining technology and bearing barium cleanliness steel produced technology
RH-MFB vacuum treatment
complete protective casting and optimized secondary cooling technology
127 different special steel designations have been developed at Huai Steel
the total oxygen content in bearing steel was≤10×10-°
spring steel 60Si2CrVAT≤12×10-6
mooring chain steel CM490≤15×10-6
tube blank steel 37MnS for oil well≤18×10-6
cold heading steel SAE1022A and tube blank steel 15CrMoG for high pressure boiler ≤20×10-6.
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