Ferro-phosphorus is used as an alloying agent in the steelmaking industry and can also be used to produce phosphates.
| Type | Content of Elements | |||||
| % P | % Si | % C | % S | % Mn | % Fe | |
| FeP24 | 23.0～25.0 | ≤3.0 | ≤1.0 | ≤0.5 | ≤2.0 | The rest |
| FeP21 | 20.0～23.0 | ≤3.0 | ≤1.0 | ≤0.5 | ≤2.0 | The rest |
| FeP18 | 17.0～20.0 | ≤3.0 | ≤1.0 | ≤0.5 | ≤2.5 | The rest |
| FeP16 | 15.0～17.0 | ≤3.0 | ≤1.0 | ≤0.5 | ≤2.5 | The rest |
1.Widely used as alloy addition and deoxidizer in metallurgy industry.
2.Widely used in rolling ,automobile cylinder sleeve ,engine roller and large foundry parts to increase corrosion resistance and wear resistance of the mechanical parts.
3.Used to make shells of grenade and bullet.
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