Phehlukwayo Metal, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of high-quality specialty alloys, including Nilo Alloy 48 Bars and Rods. This particular alloy is crafted for outstanding dimensional stability and precise control over thermal expansion, making it perfect for high-precision applications in electronics and glass-to-metal sealing. Phehlukwayo Metal is committed to ensuring that every Nilo Alloy 48 product adheres to international quality standards through cutting-edge manufacturing and rigorous testing. Renowned for its reliability and consistency, Nilo Alloy 48 Bars and Rods are trusted across various industries that demand tight thermal matching, mechanical strength, and long-lasting performance.
Nilo Alloy 48 Bars and Rods consist of about 48% nickel, with the remainder being iron, and are specifically designed to deliver a controlled and predictable coefficient of thermal expansion. This distinctive composition guarantees excellent dimensional stability and compatibility with glass and ceramics. On the mechanical side, the alloy provides moderate tensile and yield strength, good ductility, and reliable performance across a broad temperature range. Additionally, Nilo Alloy 48 boasts favorable magnetic properties and resistance to oxidation, making it an excellent choice for applications that require precision and dependability in varying thermal conditions.
| Grade | C | Mn | P | S | Si | Ni | Cr | Fe |
| Nilo Alloy 48 | 0.05 max | 0.80 max | 0.025 max | 0.025 max | 0.030 max | 48 | 0.250 max | Bal |
| Material | Condition | Tensile Strength | Yield Strength (0.2% Offset) | Elongation (%) | ||
| psi | MPa | psi | MPa | |||
| Alloy 48 | Annealed | 71,000 | 520 | 38,000 | 250 | 43 |
| STANDARD | WERKSTOFF NR. | UNS |
| Nilo Alloy 48 | – | K94800 |
Maintain Nilo Alloy 48 bars by storing them in a dry environment, avoiding contact with corrosive substances, cleaning with non-abrasive materials, and inspecting regularly for damage or corrosion.
Yes, Nilo Alloy 48 Bars and Rods can be customized in size and length to meet specific requirements, ensuring they are tailored for diverse industrial and engineering applications.
Nilo Alloy 48 bars and rods excel in high-temperature environments due to their exceptional thermal expansion control, oxidation resistance, and stability, making them ideal for aerospace, electronic, and industrial applications.
These bars and rods find extensive use in the electronic and electrical sectors for glass-to-metal seals, semiconductor components, and lead frames. They are also utilized in telecommunications, aerospace, and instrumentation systems where precise thermal control and stability are crucial. Furthermore, Nilo Alloy 48 Bars and Rods are perfect for thermostats, measuring devices, and hermetic sealing applications. Phehlukwayo Metal’s Nilo Alloy 48 Bars and Rods are highly regarded for their consistent quality, thermal precision, and durability, making them the go-to choice for advanced engineering and high-performance industrial applications.






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