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Alloy 28 Butt weld Pipe Fittings Specification |
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| Standard | : | ASTM B463 |
| Size | : | 4.5MM thick to 200MM thickness, up to 3000 wide |
| Hardness | : | 1/4 Hard, 1/2 Hard, 3/4 Hard, Full Hard, Spring Hard, Annealed, Pickled Soft |
| Schedule | : | Sch5~Sch160\XXS |
| Form | : | Foils, Shim Sheet, Rolls, Perforated Sheet, Chequered Plate. |
| Compositions | Data |
| Carbon(max.) | ≤0.020 |
| Manganese | ≤2.0 |
| Phosphorus(max.) | ≤0.025 |
| Sulfur(max.) | ≤0.010 |
| Silicon | ≤0.6 |
| Nickel | 31 |
| Chromium | 27 |
| Copper | 1.0 |
| Properties | Data |
| Yield strength(min) | 250Mpa |
| Tensile strength(min) | 650Mpa |
| Elongation(%) | 40 |
