类别 | 牌号 | 化学成份 % | ||||||
Mn | C | Si | P | S | ||||
I | Ⅱ | I | Ⅱ | |||||
不大于 | ||||||||
低碳锰铁 | FeMn88C0.2 | 85.0-92.0 | 0.2 | 1 | 2 | 0.1 | 0.3 | 0.02 |
FeMn84C0.4 | 80.0-87.0 | 0.4 | 1 | 2 | 0.15 | 0.3 | 0.02 | |
FeMn84C0.7 | 80.0-87.0 | 0.7 | 1 | 2 | 0.2 | 0.3 | 0.02 | |
中碳锰铁 | FeMn82C1.0 | 78.0-85.0 | 1 | 1.5 | 2.5 | 0.2 | 0.35 | 0.03 |
FeMn82C1.5 | 78.0-85.0 | 1.5 | 1.5 | 2.5 | 0.2 | 0.35 | 0.03 | |
FeMn78C2.0 | 75.0-82.0 | 2 | 1.5 | 2.5 | 0.2 | 0.4 | 0.03 | |
高碳锰铁 | FeMn78C8.0 | 75.0-82.0 | 8 | 1.5 | 2.5 | 0.2 | 0.33 | 0.03 |
FeMn74C7.5 | 70.0-77.0 | 7.5 | 2 | 3 | 0.25 | 0.38 | 0.03 | |
FeMn68C7.0 | 65.0-72.0 | 7 | 2.5 | 4.5 | 0.25 | 0.4 | 0.03 |