| Element | Content (%) |
| Iron, Fe | 29-40.4 |
| Nickel, Ni | 30-34 |
| Chromium, Cr | 26-28 |
| Molybdenum, Mo | 3-4 |
| Manganese, Mn | ≤2.5 |
| Others | Remainder |
| Properties | Metric | Imperial |
| Tensile strength(annealed) | 500 MPa | 72.5 ksi |
| Yield strength(annealed) | 214 MPa | 31 ksi |
| Elongation at Break(Cold worked) | 15% | 50% |
| Modulus of Elasticity | 200 GPa | 29000 ksi |
| Hardness, Rockwell B | 80-90 | 80-90 |
| Hardness, Rockwell C | 33 | 33 |
| Alloy 28 available sizes and specifications | |
| Grade | Alloy 28 |
| Nickel plate | Thickness: 0.3mm - 150.0mm Width: 1000mm - 3000mm |
| Nickel strip/ nickel foil | Thickness: 0.02mm - 16.0mm Width: 5mm - 3000mm |
| Nickel coil | Thickness: 0.3mm - 16.0mm Width: 1000mm - 3000mm |
| Nickel pipe | Outside diameter: 6mm - 1219mm Thickness: 0.5mm - 100mm |
| Nickel Capillary Pipe | Outside diameter: 0.5mm - 6.0mm Thickness: 0.05mm - 2.0mm |
| Nickel bar | Diameter: Ф4mm - Ф600mm |
| Nickel wire rod | Diameter：Ф0.01mm - Ф6mm |