Inconel 718 Screws
B637 N07718, 2.4668, NICR19NBMO, N07718
Inconel 718 Screws are precipitation hardening fasteners manufactured from alloy containing nickel as base element containing chromium and Molybdenum with additions of aluminium, titanium and cobalt. Inconel 718 Fasteners show exceptionally high yield, tensile and creep-rupture properties at temperatures up to 1300°F. TorqBolt is an eminent Inconel 718 fastener supplier in India.
Related Products
Inconel 718 Machine Bolts Inconel 718 Fasteners Inconel 718 Forgings Inconel 718 Lock Nuts Inconel 718 Screws Inconel 718 Springs Inconel 718 Turbo Studs Inconel 718 Washers 2.4668 Studs
Inconel 718 Cap Screws Properties
Inconel 718 Chemical Requirements
| 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 N07718 (Formerly Grade 718) | 0.08 max | 0.35 max | 0.35 max | 0.015 max | 0.015 max | 17.0-21.0 | 1.0 maxA | 2.80-3.30 | 4.75-5.50 | 0.65-1.15 | 0.20-0.80 | ... | 0.006 max | remainderB | 0.30 max | 50.0-55.0 | ... | ... | ... | ... |
Inconel 718 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 N07718 | solution + precipitation harden | 185 000 (1275) | 150 000 (1034) | 12 (6)E | 15 (8)E | 331 min (36 Rc min) |
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 N07718 | solution + precipitation harden | 1200 (649) | 100 000 (690) | 23 | 5 |