Nimonic 80A Forgings
B637, 2.4631, N07080
Nimonic 80a Forgings are low creep superalloy fasteners manufactured from alloy containing more than 50% nickel , 20% chromium with addition of titanium and aluminium. Nimonic Alloy 80a Forgings have an ability to withstand very high temperatures. TorqBolt is an eminent Nimonic 80a forging supplier in India.
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Alloy 80A Bolts Alloy 80A Fasteners Nimonic Alloy 80A Forgings Nimonic 80A Nuts Nimonic Alloy 80A Screws Alloy 80A Springs Nimonic Alloy 80A Threaded Rod Alloy 80A Washers 2.4631 Stud Bolts
Nimonic 80a Properties
Nimonic 80A Chemical Composition
| Composition Limits, % | Element | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | C | Mn | Si | P | S | Cr | Co | Mo | Nb + Ta | Ti | Al | Zr | B | Fe | Cu | Ni | Ta | Nb | W | V |
| UNS N07080 (Formerly Grade 80A) | 0.10 max | 1.00 max | 1.00 max | ... | 0.015 max | 18.00-21.00 | ... | ... | ... | 1.80-2.70 | 0.50-1.80 | ... | ... | 3.00 max | ... | remainderB | ... | ... | ... | ... |
Nimonic 80A Mechanical Requirements
Tensile and Hardness Requirements
| UNS | Heat Treatment | Tensile Strength, min, psi (MPa) |
Yield Strength (0.2 % offset), min, psi (MPa) |
Elongation in 2 in. (50 mm) or 4D, min, % |
Reduction of Area, min, % |
Brinell or (Rockwell C) Hardness |
|---|---|---|---|---|---|---|
| ASTM B637 UNS N07080 | solution + stabilize + precipitation harden | 135 000 (930) | 90 000 (620) | 20 | ... | ... |
Stress Rupture Requirements
| UNS | Heat Treatment | Test Temperature, °F (°C) |
Stress, psi (MPa)B | Minimum Hours | Elongation in 2 in. or 50 mm (or 4D), min, % |
|---|---|---|---|---|---|
| ASTM B637 UNS N07080 | solution + stabilize + precipitation harden | 1400 760 | 47 000 (325) | 23 | 3.5 |