Okoye Nickel Alloys is a reputable manufacturer and supplier of Monel K500 Nuts based in Kinshasa, Congo. They’re known for producing high-quality nuts that boast exceptional strength, corrosion resistance, and durability. These nuts are meticulously engineered to ensure reliable performance in tough industrial, marine, and chemical settings where high mechanical strength is a must. Okoye Nickel Alloys provides a variety of Monel K500 Nuts, including hex nuts, lock nuts, and square nuts, available in different sizes and thread specifications, all crafted to meet international quality standards. Their products cater to industries such as offshore oil & gas, marine engineering, chemical processing, desalination, and power generation.
Monel K500 Nuts are mainly made from a nickel-copper alloy, typically containing 63% nickel and 28–34% copper, with small amounts of aluminum and titanium added to boost strength, hardness, and corrosion resistance. This unique composition offers excellent protection against seawater, alkalis, hydrofluoric acid, and other harsh substances. Monel K500 Nuts have a tensile strength of around 880 MPa, a yield strength of 415 MPa, and an elongation of 25%, ensuring outstanding mechanical stability. They maintain their toughness, ductility, and dimensional integrity even at high temperatures while resisting stress corrosion cracking and embrittlement.
| Specifications | ASTM F 467 ASME SF 467 |
|---|---|
| Standard | IS, ASTM, BS and all International Standards |
| Length | 3 to 200 milimeter |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Screw Type | Monel 400 Threaded Screw, Hex Head Screw, Socket Head Screw, Socket Set Screw, Blind Rivet, Concrete Screw, Shoulder Screw, Anchor Screw, Panel Screw, Machine Screw etc. |
| Bolts Types | Monel 400 Hex Head Bolts, Hex Bolts, Square Bolts, Eye Bolts, T Bolts, U Bolts, Lag Bolts, Counter sunk Bolts etc. |
| Washer Types | Monel 400 Lock Washer, Machine Washers, Star Washers, Sealing Washer, Split Washer etc. |
| Studs Types | Monel 400 Double Ended Studs, Threaded Tod, Tie Bars, Tie Rodsetc. |
| Nut Types | Monel 400 Coupling Nut, Hex Head Nut, Wing Nut, Square Nut, Panel Nut, T Nut, Acorn Nuts, Dome Nut, Eye Nut, Lock Nut etc. |
| Element | Content (%) |
| Nickel, Ni | 63.0-70.0 |
| Silicon, Si | .50 max |
| Carbon, C | .25 max |
| Sulphur, S | .01 max |
| Copper, Cu | – |
| Iron, Fe | 2.0 max |
| Manganese, Mn | 1.5 max |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength(annealed) | 517-620 MPa | 75-90 ksi |
| Yield strength | 172-345 MPa | 25-50 ksi |
| Modulus of elasticity | 179 GPa | 26000 ksi |
| Poisson’s ratio | 0.32 | 0.32 |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Monel K500Nuts in 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 widely utilized in applications that demand high-strength, corrosion-resistant, and durable fastening solutions. They’re perfect for marine and offshore construction, seawater piping systems, chemical and petrochemical processing equipment, desalination plants, heat exchangers, and power generation machinery. With their ability to provide secure, long-lasting, and maintenance-free fastening in environments exposed to seawater, brine, and other corrosive agents, Monel K500 Nuts deliver reliable performance in even the most challenging industrial and marine applications.