FeMn78 Mn:75-82%Min C: 8.0%Max Si:1.5%Max P:0.30%Max S:0.03%Max
FeMn74 Mn:70-77%Min C: 7.5%Max Si:2.0%Max P:0.30%Max S:0.03%Max
FeMn68 Mn:65-72%Min C: 7.0%Max Si:2.5%Max P:0.40%Max S:0.03%Max
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