Publication Cover
Ironmaking & Steelmaking
Processes, Products and Applications
Volume 49, 2022 - Issue 3
308
Views
6
CrossRef citations to date
0
Altmetric
Articles

Dephosphorisation behaviour of BOF crude steel using CaO-based flux

ORCID Icon, , &
Pages 335-342 | Received 18 Aug 2021, Accepted 14 Oct 2021, Published online: 21 Nov 2021

References

  • Xu K. Certain basic subjects on clean steel. Acta Metall Sin. 2009;45(3):257–269.
  • Yang J, Wang Q, Na S, et al. Experimental research for the dephosphorizing of IF steel in ladle. J Baotou Univ Iron Steel Technol. 1997;16(4):254–258.
  • Tanabe H, Matsuta Y, Hanmyo M, et al. Production of ultra low phosphorus steel by meta-sodium silicate. Tetsu-to-Hagané. 1982;68(11):s864.
  • Wang XF, Tang FP, Li Z, et al. Development of a high-efficiency dephosphorization process via the fine in situ phases due to the composite ball explosion. Ironmak Steelmak. 2021. DOI:https://doi.org/10.1080/03019233.2021.1932196.
  • Tian Z, Guo Y, Cai K, et al. Kinetic study on deep dephosphorization treatment of liquid steel by BaO-based fluxes. Int J Miner Metall Mater. 2004;11(6):494–499.
  • Tian ZH, Cai KK, Wang XH, et al. Thermodynamic study on BaO–CaO–CaF2 slags for dephosphorization of molten steel. J Iron Steel Res Int. 2005;12(3):5–10.
  • Tian ZH, Jiang JP, Cai KK, et al. Effects of oxygen potential and flux composition on dephosphorization and rephosphorization of molten steel. Int J Miner Metall Mater. 2005;12(5):394–399.
  • Ono H, Masui T, Mori H. Dephosphorization kinetics and reaction region in hot metal during lime injection with oxygen. Trans Iron Steel Inst Jpn. 1985;25(2):133–141.
  • Tanaka T, Hara S, Ogun R, et al. Application of capillarity of solid CaO to dephosphorization of hot metals. ISIJ Int. 2001;41(suppl):S70–S77.
  • Jiang L, Diao J, Yan X, et al. Effect of Al2O3 on enrichment of phosphorus in hot metal dephosphorization slag. ISIJ Int. 2015;55(3):564–569.
  • Kikuchi N, Matsui A, Uchida Y. Effect of lime dissolution rate in slag on hot metal dephosphorization. ISIJ Int. 2020;60(5):922–929.
  • Wu W, Yang Q, Gao Q, et al. Effects of calcium ferrite slag on dephosphorization of hot metal during pretreatment in the BOF converter. J Mater Res Technol. 2020;9(3):2754–2761.
  • Ogasawara Y, Miki Y, Uchida Y, et al. Development of high efficiency dephosphorization system in decarburization converter utilizing FetO dynamic control. ISIJ Int. 2013;53(10):1786–1793.
  • Deng T, Sichen D. Study of lime dissolution under forced convection. Metall Mater Trans B. 2012;43(3):578–586.
  • Martinsson J, Glaser B, Sichen D. Lime dissolution in foaming BOF slag. Metall Mater Trans B. 2018;49(6):3164–3170.
  • Inoue R, Suito H. Phosphorous partition between 2CaO·SiO2 particles and CaO–SiO2–FetO slags. ISIJ Int. 2006;46(2):174–179.
  • Ito K, Terasawa M. Utilization of multiphase fluxes for the dephosphorization of hot metal. Steel Res Int. 2009;80(10):733–736.
  • Yang X, Matsuura H, Tsukihashi F. Condensation of P2O5 at the interface between 2CaO·SiO2 and CaO–SiO2–FeOx–P2O5 slag. ISIJ Int. 2009;49(9):1298–1307.
  • Inoue R, Suito H. Mechanism of dephosphorization with CaO–SiO2–FetO slags containing mesoscopic scale 2CaO·SiO2 particles. ISIJ Int. 2006;46(2):188–194.
  • Wang M, Yang W. Dephosphorization in the early stage of converter steelmaking. Ironmak Steelmak. 2020;47(10):1127–1134.
  • Haida O, Takeuchi S, Nozaki T, et al. Mechanism of hot metal dephosphorization by injecting lime base fluxes into bottom blown converter. Tetsu-to-Hagané. 1982;68(13):1744–1753.
  • Nozaki T, Takeuchi S, Haida O, et al. Mechanism of hot metal dephosphorization by injecting lime base fluxes with oxygen into bottom blown converter. Trans ISIJ. 1983;23(23):513–521.
  • Usui T, Matsuno H, Miyashita Y, et al. Dephosphorization characteristics of CaO–Na2O–SiO2–FetO slag. Tetsu-to-Hagané. 1982;68(11):s863.
  • Pak JJ, Fruehan RJ. The effect of Na2O on dephosphorization by CaO-based steelmaking slags. Metall Trans B. 1991;22(1):39–46.
  • Li G, Hamano T, Tsukihashi F. The effect of Na2O and Al2O3 on dephosphorization of moloten steel by high basicity MgO saturated CaO–FeOx–SiO2 slag. ISIJ Int. 2005;45(1):12–18.
  • Wrampelmeyer JC, Dimitrov S, Janke D. Dephosphorization equilibria between pure molten iron and CaO-saturated FeOn–CaO–SiO2 and FeOn–CaO–Al2O3 slags. Steel Res. 1989;60(12):539–549.
  • Ishii H, Fruehan RJ. Dephosphorization equilibria between liquid iron and highly basic CaO-based slags saturated with MgO. Iron Steelmak. 1997;24(2):47–54.
  • Suito H, Inoue R. Thermodynamic assessment of hot metal and steel dephosphorization with MnO-containing BOF slags. ISIJ Int. 1995;35(3):258–265.
  • Guo S, Dong Y, Zhang Y. Effect of converter steelmaking slag on desiliconization and dephosphorization of hot metal. Iron Steel. 2002;37(11):20–78.
  • Silva CV, Broseghini FC, Junca E, et al. Use of computational thermodynamics software to determine the influence of CaO, FeO and SiO2 on hot metal dephosphorization efficiency. J Mater Res Technol. 2020;9(5):10529–10536.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.