Development of High Quality Gear Steel 20MnCr5H-1 by 40 t EAF-LF-VD-3.7 t Ingot Casting Process
特殊钢2014年35卷第5期 页码:50-51
作者机构:
宝钢特钢有限公司制造管理部,上海,200940
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收稿:2014-04-10,
网络首发:2022-09-01,
纸质出版:2014-09-01
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丁忠, 宋建萍, 林俊. 40 t EAF-LF-VD-3.7 t铸锭工艺高品质齿轮钢20MnCr5H-1的研制[J]. 特殊钢, 2014,35(5):50-51.
丁忠, 宋建萍, 林俊. Development of High Quality Gear Steel 20MnCr5H-1 by 40 t EAF-LF-VD-3.7 t Ingot Casting Process[J]. Special Steel, 2014, 35(5): 50-51.
丁忠, 宋建萍, 林俊. 40 t EAF-LF-VD-3.7 t铸锭工艺高品质齿轮钢20MnCr5H-1的研制[J]. 特殊钢, 2014,35(5):50-51.DOI:
丁忠, 宋建萍, 林俊. Development of High Quality Gear Steel 20MnCr5H-1 by 40 t EAF-LF-VD-3.7 t Ingot Casting Process[J]. Special Steel, 2014, 35(5): 50-51.DOI:
The Φ80 mm rolled product of high quality gear steel 20MnCr5H-l for car (/% : 0.17-0.22C
≤ 0.12Si
1.0~1.5Mn
≤ 0.035P
0.015-0.035S
0.8-1.3Cr
≤ 0.0020O
0.015-0.045A1) has been developed by 40 t EAF- LF- VD- 3.7 t ingot casting-rolling process. With the process measures including controlling EAF end [P] W 0. 015%
LF refining slag basicity ≥ 2.5 and adjusting content of elements in steel
VD treating and feeding sulphur wire
the analysis of 5 heats steel 20MnCr5H-l is (/%:) 0.16-0.20C