Nickel Alloy, Alloy 90
This grade is a Ni-Cr-Co Precipitation Hardenable alloy with good oxidation resistance and high tensile strength. The main applications are Blades and Discs in Gas Turbines.
| Chemical Composition (Weight %) |
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| C | Si | Mn | S | Ag | Al | B | Bi | Co | Cr | Cu | Fe | Pb | Ti | Zr | |||
| Min | 1.00 | 15.0 | 18.0 | 2.0 | |||||||||||||
| Max | 0.13 | 1.00 | 1.00 | 0.015 | 0.0005 | 2.00 | 0.02 | 0.0001 | 21.0 | 21.0 | 0.20 | 1.5 | 0.002 | 3.0 | 0.15 | ||
| Typical Mechanical Properties for bar (Min) | ||||||||||
| Condition | Tensile Strength, N/mm2 | Yield Strength 0.2%, N/mm2 | Elongation % | Reduction of Area % | Hardness HB | |||||
| Sol Trt | 1080 | 695 | 20 | 293 |
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Related Specifications
UNS N07090, BS HR2, BS HR501, BS HR502, BSHR3, AMS5829, BS HR202, BS HR402, 2.4632
Available Forms
Round bar, plate, sheet, strip, wire, forgings
| Chemical Composition (Weight %) |
||||||||
| Min | Max | |||||||
| C | 0.13 | |||||||
| Si | 1.00 | |||||||
| Mn | 1.00 | |||||||
| S | 0.015 | |||||||
| Ag | 0.0005 | |||||||
| Al | 1.00 | 2.00 | ||||||
| B | 0.02 | |||||||
| Bi | 0.0001 | |||||||
| Co | 15.0 | 21.0 | ||||||
| Cr | 18.0 | 21.0 | ||||||
| Cu | 0.20 | |||||||
| Fe | 1.5 | |||||||
| Pb | 0.002 | |||||||
| Ti | 2.0 | 3.0 | ||||||
| Zr | 0.15 | |||||||
| Typical Mechanical Properties for bar (Min) | |||||||
| Sol Trt | |||||||
| Tensile Strength, N/mm2 | 1080 | ||||||
| Yield Strength 0.2%, N/mm2 | 695 | ||||||
| Elongation % | 20 | ||||||
| Reduction of Area % | |||||||
| Hardness HB | |||||||
Related Specifications
UNS N07090, BS HR2, BS HR501, BS HR502, BSHR3, AMS5829, BS HR202, BS HR402, 2.4632
Available Forms
Round bar, plate, sheet, strip, wire, forgings