Rupal Metals, located in Delhi, India, has earned a solid reputation as a leading manufacturer and supplier of top-notch Copper Nickel Bright Bars. Renowned for their outstanding finish, precision, and resistance to corrosion, these bars find their place in marine, chemical, and industrial applications. Rupal Metals offers a variety of grades, including Cu-Ni 90/10 and 70/30, ensuring remarkable dimensional accuracy and surface quality. With cutting-edge manufacturing technology and a strong focus on customer satisfaction, Rupal Metals is your go-to source for durable and high-performance copper nickel bright bar solutions.
Copper Nickel Bright Bars are primarily made up of copper (90% or 70%) and nickel (10% or 30%), with a touch of iron and manganese added to boost strength and corrosion resistance. These bars excel in resisting seawater, stress corrosion, and biofouling. Their mechanical properties showcase tensile strength between 275 to 520 MPa, yield strength from 105 to 260 MPa, and elongation reaching up to 30%. With impressive ductility, a superb surface finish, and good weldability, Copper Nickel bright bars are perfect for machining and precision applications in various challenging environments.
Specification : EN, DIN, JIS, ASTM, BS, ASME, AISI
Standard Specification : ASTM B111 / ASME SB111
Size : 15NB to 150NB IN
Diameter : 3.17mm to 350mm diameter
Length : 100 mm to 3000 mm Long & Above
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
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, Hairline
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished
| Grade | Mn | Cu | Pb | Fe | Ni | Zn |
|---|---|---|---|---|---|---|
| 90/10 | 1.0 max | 88.6 min | 0.5 max | 1.8 max | 9-11 max | 1 max |
| 70/30 | 1 max | 65.0 min | 0.5 max | 0.4-1.0 | 29-33 | 1 max |
| Grade | Melting point | Density | Tensilestrength | Elongation | Yieldstrength(0.2%Offset) |
|---|---|---|---|---|---|
| 90/10 | 2260°F | 8.8g/cm3 | 50000 PSi | 30% | 20000PSi |
| 70/30 | 2260°F | 0.323 lb/in3 at 68°F | 50000 PSi | 30% | 20000PSi |
| Grade | UNS | Werkstoff Nr. |
| 90/10 | C70600 | 2.0872 |
| 70/30 | C71500 | 2.0882 |
| Bar Diameter (mm) | Weight (kg/m) |
|---|---|
| 6 | 0.22 |
| 8 | 0.39 |
| 10 | 0.62 |
| 12 | 0.89 |
| 16 | 1.58 |
| 20 | 2.47 |
| 25 | 3.85 |
| 32 | 6.31 |
| 40 | 9.86 |
| 45 | 12.5 |
| 50 | 15.4 |
| 60 | 22.2 |
| 65 | 26.0 |
| 75 | 34.7 |
| 90 | 49.9 |
| 100 | 61.6 |
Yes, Copper Nickel bright bars are highly customizable in terms of dimensions, lengths, and surface finishes to meet specific industry requirements, providing tailored solutions for various applications and projects.
Copper Nickel Bright Bars are widely utilized in marine engineering for creating seawater piping systems, fasteners, shafts, and heat exchanger components, thanks to their remarkable corrosion resistance and smooth finish. In the chemical sector, they shine as ideal materials for pump parts, valves, and condenser tubes that come into contact with corrosive fluids. These bars also play a vital role in power generation and desalination, as well as in instrumentation and architectural fittings that require both strength and visual appeal. Their excellent machinability and resistance to environmental wear make them perfect for critical components in tough industrial settings.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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