Welcome to Maduka Metals, your trusted partner in Abuja for premium industrial materials. We take pride in being a leading manufacturer and supplier of high-performance alloys, with a special focus on Monel K500 bars and rods. Our commitment is to provide Nigerian industries with locally-sourced, superior-quality products that meet rigorous international standards, ensuring reliability and durability for your most demanding projects right here in the heart of the nation.
Monel K500 is a nickel-copper alloy strengthened by the addition of aluminum and titanium. This unique composition gives it the excellent corrosion resistance of Monel 400, but with significantly greater strength and hardness. It can be heat-treated to achieve even higher mechanical properties, making it exceptionally tough and resilient. This combination allows it to maintain its integrity in challenging environments where both strength and resistance to corrosion are critical.
| Standard | ASTM B865, ASME SB865 |
| Round Bar Size | 3mm~ 800mm |
| Square Bar Size | 4mm* 4mm ~100mm* 100mm |
| Flat Bar Size | 2mm ~ 100mm |
| Hex Bar Size | 2mm ~ 100mm |
| Angle Size | 3mm* 20mm* 20mm~ 12mm* 100mm* 100mm |
| Thickness | 50 mm to 6000 mm Long |
| Length | 1 To 6 Meters, Custom Cut Length |
| Form | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc |
| Grade | Ni | Fe | C | Mn | Si | Cu | Al | S | Ti |
| Monel K500 | 63.0 min | 0.5 – 2 | 0.25 max | 1.5 max | 0.5 max | 27.0 – 33.0 | 2.3 – 3.15 | 0.010 max | 0.35 – 0.85 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.44 g/cm3 | 1350 °C (2460 °F) | Psi – 160000 , MPa – 1100 | Psi – 115000 , MPa – 790 | 20 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Monel K500 | 2.4375 | N05500 |
Yes, Monel Alloy K500 rods are highly corrosion-resistant, particularly in marine and chemical environments. They offer excellent resistance to seawater, acids, and other harsh conditions.
Yes, Monel K500 bars can be customized in size and length to meet specific requirements. They are available in various dimensions and can be tailored for different applications.
Monel K500 bars are known for their exceptional corrosion resistance, high strength, and excellent fatigue and thermal-fatigue strength. They also offer good machinability and weldability in demanding environments.
You’ll find Monel K500 rods hard at work in some of the most demanding environments. They are essential for pump shafts and impellers in marine engineering, where saltwater resistance is paramount. The oil and gas industry relies on them for wellhead components and downhole tools, while its non-magnetic properties make it ideal for specialized marine propeller shafts and electronic components. Essentially, it’s the go-to material for applications that require a perfect balance of immense strength and unwavering resistance to corrosion.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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