类别 |
牌号 |
化学成分/% | ||||||
Mn |
C |
Si |
P |
S | ||||
Ⅰ |
Ⅱ |
Ⅰ |
Ⅱ | |||||
≤ | ||||||||
低碳锰铁 |
FeMn88C0.2 |
85.0-92.0 |
0.2 |
1.0 |
2.0 |
0.10 |
0.30 |
0.02 |
FeMn84C0.4 |
80.0-87.0 |
0.4 |
1.0 |
2.0 |
0.15 |
0.30 |
0.02 | |
FeMn84C0.7 |
80.0-87.0 |
0.7 |
1.0 |
2.0 |
0.20 |
0.30 |
0.02 | |
中碳锰铁 |
FeMn82C1.0 |
78.0-85.0 |
1.0 |
1.5 |
2.5 |
0.20 |
0.35 |
0.03 |
FeMn82C1.5 |
78.0-85.0 |
1.5 |
1.5 |
2.5 |
0.20 |
0.35 |
0.03 | |
FeMn78C2.0 |
75.0-82.0 |
2.0 |
1.5 |
2.5 |
0.20 |
0.40 |
0.03 | |
高碳锰铁 |
FeMn78C8.0 |
70.0-82.0 |
8.0 |
1.5 |
2.5 |
0.20 |
0.33 |
0.03 |
FeMn74C7.5 |
70.0-77.0 |
7.5 |
2.0 |
3.0 |
0.25 |
0.38 |
0.03 | |
FeMn68C7.0 |
65.0-72.0 |
7.0 |
2.5 |
4.5 |
0.25 |
0.40 |
0.03 |
类别 |
牌号 |
化学成分/% | ||||||
Mn |
C |
Si |
P |
S | ||||
Ⅰ |
Ⅱ |
Ⅰ |
Ⅱ | |||||
≤ | ||||||||
高碳锰铁 |
FeMn78 |
75.0-82.0 |
7.5 |
1.0 |
2.0 |
0.30 |
0.50 |
0.03 |
FeMn74 |
70.0-77.0 |
7.5 |
1.0 |
2.0 |
0.40 |
0.50 |
0.03 | |
FeMn68 |
65.0-72.0 |
7.0 |
1.0 |
2.5 |
0.40 |
0.60 |
0.03 | |
FeMn64 |
60.0-67.0 |
7.0 |
1.0 |
2.5 |
0.50 |
0.60 |
0.03 | |
FeMn58 |
55.0-62.0 |
7.0 |
1.0 |
2.5 |
0.50 |
0.60 |
0.03 |
等级 |
粒度/mm |
偏差/% | ||
筛上物 |
筛下物 | |||
≤ | ||||
1 |
20-250 |
|
中低碳类 |
10 |
高碳类 |
8 | |||
2 |
50-150 |
5 |
5 | |
3 |
10-50 |
5 |
5 | |
*4 |
0.097-0.45 |
5 |
30 |
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