Okoye Nickel Alloys is a reliable manufacturer and supplier of Incoloy 825 Nuts based in Kinshasa, Congo. They offer top-notch fasteners that are celebrated for their outstanding corrosion resistance, impressive strength, and durability. These nuts are crafted with precision from high-grade Incoloy 825 alloy, ensuring they perform reliably and last long even in tough chemical, industrial, marine, and offshore environments. Okoye Nickel Alloys provides a variety of Incoloy 825 Nuts, including hex nuts, lock nuts, and square nuts, all available in different sizes and thread specifications, and they adhere to international quality standards.
The composition of Incoloy 825 Nuts features a nickel-iron-chromium alloy, enhanced with molybdenum, copper, and titanium, which boosts their mechanical strength, high-temperature resistance, and corrosion resistance. This unique blend allows them to excel in both oxidizing and reducing acids, environments with chlorides, and situations prone to stress corrosion cracking. Typically, Incoloy 825 Nuts have a tensile strength ranging from about 690 to 830 MPa, a yield strength of 275 to 380 MPa, and they maintain good ductility, ensuring they are tough, stable, and reliable even under extreme conditions.
| Specifications | : | ASTM B 425 ASME SB 425 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Grade | C | Mn | Si | Fe | S | Cr | Cu | Ti | |
| 825 | min. | – | – | – | 22.0 | – | 19.5 | 1.5 | 0.6 |
| max. | 0.05 | 1.0 | 0.5 | – | 0.015 | 23.5 | 3.0 | 1.2 | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 825 | 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 Nuts 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.
These nuts are commonly used in settings that demand corrosion-resistant, heat-tolerant, and durable fastening solutions. They are perfect for chemical and petrochemical plants, oil refineries, offshore and marine systems, power generation facilities, and wastewater treatment plants. With their ability to provide secure, leak-proof, and maintenance-free fastening in environments exposed to acids, salts, high pressures, and elevated temperatures, Incoloy 825 Nuts stand out. Thanks to their excellent mechanical properties, corrosion resistance, and longevity, they guarantee dependable performance in critical industrial, marine, and chemical processing applications.
