Welcome to Maduka Metals, your trusted partner in Abuja for premium metal solutions. We take pride in supplying high-quality materials directly to Nigeria’s growing industries. Our focus is on providing reliable Nilo Alloy 52 bars and rods, a specialized product engineered for precision and durability. We understand the demands of local projects and are committed to ensuring you have access to materials that meet the highest standards, supporting innovation and robust construction right here in our community.
Nilo Alloy 52 is a nickel-iron alloy known for its unique thermal expansion characteristics. Its composition is precisely controlled, primarily consisting of nickel, which gives it a very low and predictable rate of expansion over a wide temperature range. This controlled expansion is its key mechanical property, making it exceptionally stable under heat. It’s a strong, ductile material that can be easily machined and worked with, offering reliable performance in environments where dimensional stability is absolutely critical.
Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
Grade : Nilo Alloy 52 (UNS No.N14052) Round Bars
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
Application : Chemical process, Food processing, Petrochemical, Pollution control, Pulp and Paper, Refining
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished.
Our Nilo Alloy 52 Round Bars conforms to NACE MR0175/ISO 15156
| Element | Content (%) |
|---|---|
| Nickel, Ni | 52 |
| Iron, Fe | Remainder |
| Ultimate Tensile Strength (N/mm²) | Proof Stress (N/mm²) | Elongation (%) | Hardness (HB) |
|---|---|---|---|
| 550 | 280 | 35 | 80 |
Yes, Nilo Alloy 52 bars are corrosion-resistant. This alloy, primarily composed of iron and nickel, offers excellent resistance to oxidation and corrosion, especially in high-temperature environments, making it suitable for various applications.
Nilo Alloy 52 bars and rods exhibit excellent thermal stability and resistance to thermal expansion, making them suitable for high-temperature environments like aerospace and electronic applications where dimensional precision is crucial.
Yes, Nilo 52 rods are available in various lengths, typically ranging from standard sizes to custom lengths, depending on the supplier's offerings and customer specifications.
The primary use for Nilo Alloy 52 bars and rods is in applications where components must expand at the same rate as glass or ceramics when heated. You’ll find it essential in the electronics industry for creating strong, hermetic seals in vacuum tubes, light bulbs, and various sensors. It’s also invaluable in precision instruments and aerospace components, ensuring that parts fit perfectly and function reliably despite temperature fluctuations. Essentially, wherever a perfect thermal match is needed to prevent stress or failure, this alloy proves indispensable.






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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