Phehlukwayo Metal, a reputable manufacturer and supplier located in Cape Town, South Africa, specializes in high-quality **Monel Hollow Bars** that are designed to offer exceptional corrosion resistance, mechanical strength, and durability. Crafted using cutting-edge precision techniques, these hollow bars boast accurate dimensions, a smooth surface finish, and consistent mechanical performance. Renowned for their remarkable resistance to seawater, acids, and alkalis, Monel Hollow Bars are perfect for marine, chemical, and petrochemical applications. Phehlukwayo Metal guarantees that all products adhere to international standards, providing reliable, long-lasting, and high-performance solutions for industries that need precision-engineered nickel-copper alloy components capable of enduring harsh and corrosive environments.
Monel Hollow Bars primarily consist of about 63% nickel and 28–34% copper, along with trace amounts of iron, manganese, and silicon to boost mechanical strength and corrosion resistance. This unique composition results in excellent tensile strength, toughness, and resistance to both chemical and seawater corrosion. The material showcases a tensile strength ranging from approximately 580–690 MPa, a yield strength of 250–380 MPa, and good ductility. Its uniform microstructure ensures dimensional stability, consistent mechanical performance, and long-term durability, making Monel Hollow Bars ideal for critical marine, chemical, and high-performance industrial applications.
| Specifications | : | ASTM B164 / ASTM SB164 |
| Dimensions | : | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size | : | 5 mm To 500 mm |
| Diameter | : | 0.1 mm to 100 mm |
| Length | : | 100 mm To 3000 mm Long & Above |
| Finish | : | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | : | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Form | : | Hollow |
| Designation | C% | Co% | Cr% | Mo% | Ni% | V% | W% | Ai% | Cu% | Nb/Cb Ta% | Ti% | Fe% | Sonstige Autres-Other % |
| – | 0.12 | – | – | – | 65.0 | – | – | – | 32.0 | – | – | 1.5 | Mn 1.0 |
| – | 0.10 | – | – | – | 43.0 | – | – | – | 53.0 | – | – | 0.75 | Si 0.25; Mn 2.25 |
| – | 0.15 | – | 52.0-57.0 | – | – | 0.05 | rest/bal | – | – | 0.50 | Mn 0.10; Si 0.10;S o.024 | ||
| – | 0.10 | – | – | – | 63.0-17.0 | – | – | 2.5-3.5 | rest/bal | – | 0.50 | 2.0 | Mn 1.5;Si 0.5; S 0.010 |
| – | 0.13 | – | – | – | 64.0 | – | – | 2.8 | 30.0 | – | 0.6 | 1.0 | Mn 0.8 |
| – | 0.15 | – | – | – | 66.0 | – | – | – | 31.0 | – | – | 1.2 | Mn 1.0; S 0.04 |
| Element | Monel |
| Density | 8.8 g/cm3 |
| Melting Point | 1350 °C (2460 °F) |
| Tensile Strength | Psi – 80,000 , MPa – 550 |
| Yield Strength (0.2%Offset) | Psi – 35,000 , MPa – 240 |
| Elongation | 40 % |
Yes, we provide bars and rods in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@phehlukwayometal.co.za
Yes, Monel Hollow Bars can be heat treated to enhance their mechanical properties. Heat treatment processes such as annealing can improve their strength, hardness, and corrosion resistance.
Yes, Monel Hollow Bars can be used for underground applications due to their excellent corrosion resistance and durability in harsh environments. They are ideal for applications requiring long-term strength and protection against soil corrosion.
These Monel Hollow Bars are widely utilized in scenarios that demand high corrosion resistance, strength, and reliability. They’re commonly found in pump shafts, valves, seawater piping systems, and marine hardware. The alloy is also well-suited for chemical processing equipment, heat exchangers, and industrial machinery that face acidic or saline environments. Furthermore, Monel Hollow Bars are employed in aerospace components, precision engineering parts, and structural applications where corrosion resistance, toughness, and long-term mechanical reliability are crucial.
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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