Okoye Nickel Alloys is a reliable manufacturer and supplier of Incoloy 825 Fasteners based in Kinshasa, Congo. They offer top-notch fasteners that are celebrated for their outstanding corrosion resistance, impressive strength, and long-lasting durability. Crafted with precision from high-grade Incoloy 825 alloy, these fasteners are designed to perform reliably in tough environments, including chemical, industrial, marine, and offshore settings. Okoye Nickel Alloys provides a variety of Incoloy 825 Fasteners, such as bolts, nuts, screws, and studs, available in different sizes and thread specifications, all produced to meet international quality standards. Their clientele spans across industries like chemical processing, oil & gas, power generation, marine engineering, and wastewater treatment.
The Incoloy 825 Fasteners are mainly made from a nickel-iron-chromium alloy, enhanced with molybdenum, copper, and titanium, which boosts their mechanical strength, high-temperature resistance, and corrosion resistance. This unique composition allows them to perform excellently in both oxidizing and reducing acids, as well as in environments with chlorides and stress corrosion. Typically, these fasteners boast a tensile strength of around 690–830 MPa, a yield strength of 275–380 MPa, and good ductility, ensuring they maintain superior toughness, dimensional stability, and reliable performance even under extreme conditions.
Standard : DIN, ASTM, BS and all International Standards
Size : 3 mm to 200 mm
Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M1 – M64 | #4 to 3″ | Custom Sizes
Length : M02 to M33
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Spring Washers, Studs, Anchors, Marine Anchors, Nut, Hexagon Nut, Hex Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, U-Bolts, J Bolts, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screw, Eye Bolt, Foundation Bolts, Structural Bolts.
| Grade | C | Mn | Si | Al | S | Cr | Cu | Ni | Fe | Ti |
| Incoloy 825 | 0.05 max | 1.00 max | 0.05 max | 0.02 max | 0.03 max | 19.50-23.50 | 1.50-3.00 | 38.0-46.0 | 22.0 min | 0.06 – 1.20 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Incoloy 825 | 8.14 g/cm3 | 1400 °C (2550 °F) | Psi – 80,000 , MPa – 550 | Psi – 32,000 , MPa – 220 | 30 % |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 825 Fasteners Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Incoloy 825 Fasteners are commonly used in situations that demand corrosion-resistant, heat-tolerant, and durable fastening solutions. They are perfect for chemical and petrochemical plants, offshore and marine systems, power generation units, oil refineries, and wastewater treatment facilities. These fasteners guarantee secure, leak-proof, and maintenance-free fastening in environments that are exposed to acids, salts, high pressures, and elevated temperatures. With their exceptional mechanical properties, corrosion resistance, and longevity, Incoloy 825 Fasteners provide dependable performance in critical industrial, marine, and chemical processing applications.
