| Unsur | Ni +Co | Cr | Nb | Ti | C | Mn | Si | Cu | Al | S | Besi |
| Komposisi Kimia (%) | 70% Minimum | 14%-17% | 0.7%-1.2% | 2.25%-2.75% | Maksimum 0.08% | Maksimum 1% | Maksimum 0.5% | Maksimum 0.30% | 0.4%-1.0% | 0.01% maksimum | 5%-9% |
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