牌号 | 化学成分（质量分数）% | ||||||
Mn | Si | C | P | S | |||
Ⅰ | Ⅱ | Ⅲ | |||||
Max | |||||||
FeMn64Si27 | 60.0-67.0 | 25.0-28.0 | 0.5 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn67Si23 | 63.0-70.0 | 22.0-25.0 | 0.7 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn68Si22 | 65.0-72.0 | 20.0-23.0 | 1.2 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn62Si23 | 60.0-65.0 | 20.0-25.0 | 1.2 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn68Si18 | 65.0-72.0 | 17.0-20.0 | 1.8 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn62Si18 | 60.0-65.0 | 17.0-20.0 | 1.8 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn68Si16 | 65.0-72.0 | 14.0-17.0 | 2.5 | 0.1 | 0.15 | 0.25 | 0.04 |
FeMn62Si17 | 60.0-65.0 | 14.0-20.0 | 2.5 | 0.2 | 0.25 | 0.3 | 0.05 |
