Welcome to Maduka Metals, your trusted partner in Abuja for superior industrial materials. We specialize in providing high-performance Incoloy 825 forgings, meticulously crafted to meet the rigorous demands of various sectors. Our commitment lies in delivering robust and reliable components that empower your projects with longevity and exceptional resistance to challenging environments, ensuring your operations in Nigeria and beyond run smoothly and efficiently.
Incoloy 825 is a nickel-iron-chromium alloy fortified with molybdenum and copper. This specific composition grants it outstanding resistance to both acidic and alkaline corrosion, particularly in sulfuric and phosphoric acids. The forgings themselves are incredibly strong and durable, offering excellent mechanical properties even at elevated temperatures, which makes them a dependable choice for high-stress applications where failure is not an option.
Specifications ASTM B564 / ASME SB564
Flat bar blocks up to 27″ width and 15,000 lbs.
Cylinders and sleeves up to 50″ maximum O.D. and 65″ maximum length
Discs and hubs up to 50″ diameter and 20,000 lbs.
Rolled, hand forged or mandrel forged rings up to 84″ maximum O.D. and 40″ maximum length
Rounds, shafts and step shafts up to 144″ maximum length and 20,000 lbs.
| Grade | C | Mn | Si | S | Al | Ti | Fe | Ni | Cr |
| Incoloy 825 | 0.10 max | 0.50 max | 0.50 max | 0.015 max | 0.40 max | 0.40 max | 5.0 max | 58.0 min | 20.0 – 23.0 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.4 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa -930 | Psi – 75,000 , MPa – 517 | 42.5 % |
| STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS | GOST | OR |
| Alloy 825 | N08825 | 2.4858 | NC22DNB4M | NiCr22Mo9Nb | NCF 825 | NA 21 | ЭП703 | ЭИ602 |
To determine if Incoloy 825 Forgings meet your needs, assess your application's requirements for corrosion resistance, strength, and temperature tolerance. Consult product specifications and industry standards to ensure compatibility with your operational environment.
The forging process for Incoloy 825 typically takes several hours to days, depending on the size, complexity, and specific requirements of the component. Additional time may be needed for heat treatment and quality inspections.
Yes, Incoloy 825 can be forged into custom shapes due to its excellent workability and adaptability. Skilled forging techniques and precise tooling ensure it meets specific design and application requirements.
You’ll find our Incoloy 825 forgings hard at work in some of the most demanding industries. They are essential in chemical processing for equipment like reactors and pipes, in oil and gas for pollution control and wellhead components, and in marine environments for propeller blades and pump shafts. Their reliability also makes them ideal for acid production, nuclear fuel reprocessing, and any situation where strength and corrosion resistance are absolutely critical for safety and performance.






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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