Phehlukwayo Metal, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of precision-engineered specialty alloys, including Nilo Alloy 42 Bars and Rods. This alloy is celebrated for its controlled thermal expansion and remarkable dimensional stability, making it perfect for applications that need tight thermal compatibility with glass and ceramics. Phehlukwayo Metal is committed to delivering products that adhere to global quality standards, ensuring they perform reliably and effectively. Nilo Alloy 42 Bars and Rods are particularly suited for the electrical, electronic, and instrumentation sectors, where precision, stability, and durability under thermal changes are essential for optimal component performance.
These bars and rods are made up of about 42% nickel, with the rest being iron, which gives them a very low coefficient of thermal expansion. This unique composition guarantees outstanding dimensional stability and compatibility with materials like glass and ceramics. On the mechanical side, the alloy provides moderate strength, good ductility, and excellent machinability, maintaining its structural integrity across a wide range of temperatures. Nilo Alloy 42 also combines magnetic properties with impressive oxidation resistance, making it ideal for precision parts in high-reliability electronic and thermal environments.
Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
Grade : Nilo Alloy 42 (UNS No. K94100) Round Bars 1.3917
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 42 Round Bars conforms to NACE MR0175/ISO 15156
| Grade | C | Mn | P | S | Si | Ni | Cr | Fe |
| Nilo Alloy 42 | 0.05 max | 0.80 max | 0.025 max | 0.025 max | 0.030 max | 41 min | 0.250 max | Bal |
| Material | Condition | Tensile Strength | Yield Strength (0.2% Offset) | Elongation (%) | ||
| psi | MPa | psi | MPa | |||
| Alloy 42 (Nilo 42) | Annealed | 71,000 | 490 | 36,000 | 250 | 43 |
| STANDARD | WERKSTOFF NR. | UNS |
| Nilo Alloy 42 | 1.3917 | K94100 |
Yes, Nilo Alloy 42 bars and rods are corrosion-resistant. They offer excellent resistance to oxidation and corrosion, particularly in high-temperature environments, making them suitable for various industrial applications.
Yes, Nilo Alloy 42 bars and rods can be customized in size and length according to specific requirements, ensuring suitability for various applications in industries like aerospace and electronics.
Nilo Alloy 42 bars and rods maintain excellent dimensional stability in high-temperature environments due to their low coefficient of thermal expansion, making them ideal for applications requiring thermal precision and resistance.
Nilo Alloy 42 Bars and Rods find extensive use in the electrical and electronic industries for creating lead frames, glass-to-metal seals, and semiconductor packaging components. They are also essential in telecommunications, instrumentation, and aerospace systems, where low thermal expansion and mechanical precision are vital. Furthermore, these bars and rods are perfect for hermetic sealing applications, thermostats, and precision measuring instruments. With Phehlukwayo Metal’s Nilo Alloy 42 Bars and Rods, you can count on consistent performance, making them the go-to choice for industries that demand stability, accuracy, and reliability in the face of thermal and environmental changes.






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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