Inconel 718 is a high-strength, corrosion-resistant nickel-chromium alloy known for its exceptional mechanical properties at elevated temperatures. This alloy is often utilized in demanding applications where strength, corrosion resistance, and durability are critical, such as aerospace, gas turbine engines, and nuclear reactors. Inconel 718 fasteners play a crucial role in these applications, providing reliable and secure connections in challenging environments.
Composition and Properties:
Inconel 718 is composed mainly of nickel, chromium, and iron, with small additions of niobium, molybdenum, titanium, and aluminum. These elements contribute to the alloy's outstanding characteristics, including high tensile strength, excellent corrosion resistance, and good oxidation resistance at elevated temperatures (up to around 1300°F or 704°C).
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Applications:
The aerospace industry extensively employs Inconel 718 fasteners due to their ability to withstand extreme conditions. These fasteners are commonly used in aircraft engines, where they must endure high temperatures, pressure differentials, and corrosive environments. Additionally, Inconel 718 fasteners find application in oil and gas extraction, chemical processing, and marine engineering.
Corrosion Resistance:
Inconel 718 exhibits remarkable resistance to corrosion and oxidation, making it suitable for applications in harsh environments. This corrosion resistance is particularly crucial in aerospace and marine applications, where exposure to saltwater and other corrosive elements is common.
Heat Resistance:
The alloy's ability to maintain its mechanical properties at elevated temperatures makes it ideal for applications in high-temperature environments. This heat resistance is essential in gas turbine engines, where components such as fasteners must withstand extreme temperatures during operation.
Types of Fasteners:
Inconel 718 fasteners come in various types, including bolts, nuts, screws, and washers. These fasteners are manufactured to stringent specifications to ensure they meet the demanding requirements of their intended applications.
Forging or Forming & Machining
Hole Drilling & Surface Treatment
Quality Control & Marking, Identification
Final Inspection and Packaging
| Standard | ASTM B637 / ASME SB637 |
| Bolt / Screw Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Nuts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Washers Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Machine Screws Size | M1.6 – M12 |
| Self Tapping Screw Size | No.2 – No. 14 |
| Length | 3 mm to 200 mm |
| Threads | UNF, BSW, BSF, METRIC, UNC, or as required |
| Fasteners |
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| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Test Certificate | as per EN 10204 / 3.1 Manufacturer Test Certificate |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Production Process | M24-M100: hot forging , M2-M24: Cold Froging, for custom-made connecting element machining and CNC |
| Types | Bolts, Nuts, Stud Bolts, Washers, Threaded Rod, Anchor Fasteners, Eye Bolt, Stud, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, Hexagon Castle Nuts, Hexagon Domed Cap Bolts, Hexagon Thin Nuts etc. |
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Inconel 718 Bolts
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Inconel 718 Nuts
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Inconel 718 Washers
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Nickel Alloy 718 Screw
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Alloy 718 Stud Bolt
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718 Inconel Alloy U Bolts
- Inconel 718 Carriage Bolts
- Alloy 718 Heavy Hex Bolts
- Nickel Alloy 718 Square Nuts
- 718 Inconel Alloy U Bolts
- Inconel Alloy 718 Fastener
- Inconel 718 Fasteners Price List
- Nickel Alloy 718 Dome Washer
- Alloy 718 Fasteners
- UNS N07718 Fasteners
- ASME SB637 Inconel 718 Fasteners
- 718 Inconel Socket Set Screw
- Inconel 718 Stud Bolts
- Inconel 718 Nut Bolt
- Inconel® Alloy 718 Anchor Fasteners
- Alloy 718 Eye Bolts
- Inconel 718 Fasteners
- Inconel 718 Industrial Fasteners
- Inconel 718 Washers
- Inconel 2.4668 Fastener
- Inconel® Alloy 718 Wing Nuts
- Nickel Alloy 718 Coupling Nuts
- Inconel 718 Bolts and Nuts
- Thick Inconel 718 Washers
- Inconel 718 Structural Bolts
- 718 Inconel Hex Head Bolt
- Alloy 718 Self Locking Nuts
- Inconel® Alloy 718 Acorn Nuts
- Inconel 718 Allen Cap Screw
- Inconel 718 Flat Washers
- Inconel 718 Ogee Washers
- Inconel 718 Studs
- Inconel 718 Threaded Rod
- Inconel® Alloy 718 Self Tapping Screw
- Inconel 718 Spring Washer
- Inconel Alloy 718 Plain Washer
- Inconel 718 Heavy Hex Nuts
| STANDARD | WERKSTOFF NR. | UNS |
| Inconel 718 | 2.4668 | N07718 |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| Inconel 718 | 0.08 max | 0.35 max | 0.35 max | 0.015 max | 0.30 max | – | 50.00 – 55.00 | 17.00 – 21.00 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Inconel 718 | 8.2 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa – 930 | Psi – 75,000 , MPa – 482 | 45 % |
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