牌号 | 化学成份 /% | |||||||
Mn | Si | C | P | S | ||||
Ⅰ | Ⅱ | Ⅲ | ||||||
≤ | ||||||||
FeMn64Si27 | 60.0~67.0 | 25.0~28.0 | 0.5 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn67Si23 | 63.0~70.0 | 22.0~25.0 | 0.7 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn68Si22 | 65.0~72.0 | 20.0~23.0 | 1.2 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn64Si23 | 60.0~67.0 | 20.0~25.0 | 1.2 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn68Si18 | 65.0~72.0 | 17.0~22.0 | 1.8 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn64Si18 | 60.0~67.0 | 17.0~20.0 | 1.8 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn68Si16 | 65.0~72.0 | 14.0~17.0 | 2.5 | 0.10 | 0.15 | 0.25 | 0.04 | |
FeMn64Si16 | 60.0~67.0 | 14.0~17.0 | 2.5 | 0.20 | 0.25 | 0.30 | 0.05 |