|
牌 号 |
化学成分,% | ||||||
|
Mn |
C |
Si |
P |
S | |||
|
I |
Ⅱ |
I |
Ⅱ | ||||
|
不 大 于 | |||||||
|
FeMn88C0.2 |
85.0~92.0 |
0.2 |
1.0 |
2.0 |
0.10 |
0.3 |
0.02 |
|
FeMn84C0.4 |
80.0~87.0 |
0.4 |
1.0 |
2.0 |
0.15 |
0.3 |
0.02 |
|
FeMn84C0.7 |
80.0~87.0 |
0.7 |
1.0 |
2.0 |
0.20 |
0.3 |
0.02 |
|
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 |
|
FeMn78C8.0 |
75.0~82.0 |
8.0 |
1.5 |
2.5 |
0.2 |
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 | |||||
|
不 大 于 | ||||||||
|
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 | |||
|
不大于 | ||||
|
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 | |
|
注*中碳锰铁粉剂。 | ||||