Pilot Production of Φ110 mm ~ Φ150 mm Gear Steel 22CrMoH by 110 t EAF-LF-RH-CC-Continuous Rolling Flowsheet

曹燕光; 王毛球; 徐乐; 刘剑辉; 董瀚; 胡芳忠; 孙维

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Pilot Production of Φ110 mm ~ Φ150 mm Gear Steel 22CrMoH by 110 t EAF-LF-RH-CC-Continuous Rolling Flowsheet

更新时间：2026-01-21

- Pilot Production of Φ110 mm ~ Φ150 mm Gear Steel 22CrMoH by 110 t EAF-LF-RH-CC-Continuous Rolling Flowsheet
- Special Steel Vol. 36, Issue 3, Pages: 27-29(2015)
- 作者机构：
  
  1. 钢铁研究总院特殊钢研究所,北京,100081
  2. 马鞍山钢铁股份有限公司,马鞍山,243000
- 作者简介：
- 基金信息：
- DOI：
  CLC：
- Received：19 December 2014，
  
  Online First：17 August 2022，
  
  Published：17 August 2015
- 稿件说明：
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曹燕光, 王毛球, 徐乐, et al. Pilot Production of Φ110 mm ~ Φ150 mm Gear Steel 22CrMoH by 110 t EAF-LF-RH-CC-Continuous Rolling Flowsheet[J]. Special Steel, 2015, 36(3): 27-29.
DOI：

曹燕光, 王毛球, 徐乐, et al. Pilot Production of Φ110 mm ~ Φ150 mm Gear Steel 22CrMoH by 110 t EAF-LF-RH-CC-Continuous Rolling Flowsheet[J]. Special Steel, 2015, 36(3): 27-29. DOI：

摘要

通过电弧炉留钢操作

控制EAF终点[C

]

≥0.10%

LF精炼白渣时间≥30 min

利用淬透性预测模型微调钢水中元素含量

控制中间包钢水过热度15~30℃、结晶器、铸流和末端电磁搅拌等工艺措施

试制的Φ110mm~Φ150 mm 22CrMoH齿轮钢（/%:0.20~0.22C，0.26~0.28Si，0.73~0.75Mn，0.007~0.012P，0.001~0.004S，1.05~1.09Cr，0.37~0.39Mo）的氧含量为8×10

-6

~10×10

-6

轧材J

△HRC值≤4

夹杂物≤1.0级

低倍组织≤1.0级。

Abstract

With the process measures including using arc furnace heels operation

controlling EAF end [ C

]

≥ 0. 10%

LF refining white slag time ≥30 min

using hardenability calculated model to micro-adjusting the elements content in liquid

controlling tundish liquid overheating extent 15 ~30 °C

mold

strands and end electromagnetic stirring

the oxygen content in pilot production of Φ110 mm ~ Φ150 mm gear steel 22CrMoH (/% : 0.20-0.22C

0.26- 0.28Si

0.73-0.75Mn

0.007-0.012P

0.001 -0.004S

1.05-1.09Cr

0.37-0.39Mo) is 8x10

-6

-10x10

-6

the rolled products J

△HRC value ≤4

the rating of inclusions ≤1. 0

and the rating of macro-structure ≤1. 0.

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