Home > Copper Nickel > Copper Nickel 90/10 Bars
Based in Cape Town, Cape Town, Themba Nickel Alloys has earned a solid reputation as a reliable manufacturer and supplier of **Copper Nickel 90/10 Bars** for clients in **Cape Town, South Africa**. Renowned for their exceptional metallurgical quality, these bars are crafted to provide outstanding corrosion resistance, impressive strength, and remarkable durability. Designed to meet international standards, they are perfect for demanding marine, offshore, and industrial applications. With state-of-the-art production facilities and a dedication to precision engineering, Themba Nickel Alloys guarantees that every product consistently delivers performance, reliability, and a long service life, even in the toughest environments.
The **Copper Nickel 90/10 Bars** are made up of about 90% copper and 10% nickel, with a touch of iron and manganese added to boost their resistance to corrosion and erosion. They boast a tensile strength ranging from 275 to 350 MPa, along with good ductility and excellent impact strength. These bars are particularly resistant to seawater and biofouling, ensuring they remain stable over time. Their remarkable thermal and electrical conductivity, paired with their ease of fabrication and weldability, makes them a top choice for both marine and industrial applications.
| Dimensions | DIN, EN, ASTM, JIS, ASME, BS, AISI |
|---|---|
| Round bar size | Diameter: 3-~800mm |
| Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Rectangular Bars Section | 3.0 to 12.0mm thickness |
| Billet Size | 1/2 to 495mm Diameter |
| Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Dimensions | Diameter / Height: |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Surface | Hot Rolled Pickled, Bright, Sand Blasting Finished, Cold Drawn, Hairline,Polished |
| Condition | Hardened & tempered, annealed |
| Technique | Stainless Steel Cold Drawn, Hot Rolled, Forged Round Bar,Cold Rolled, Rod |
| Processing | Bar cutting to 650mm |
| Form | Rod, Round, Channel Bar, T-Bar, Flat Bar, Precision Ground Bar, Blocks, Square, Rings, Round Rod, Triangle, Hollow, Rectangle, Threaded, Hex (A/F), Profiles, Half Round Bar, Ingot, Billet, I/H Bar, Forging etc. |
| Grade | Element | |||||||
|---|---|---|---|---|---|---|---|---|
| Cu | 88.7 | |||||||
| Fe | 1.3 | |||||||
| Ni | 10.0 | |||||||
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength, ultimate | 303-414 MPa | 43900-60000 psi |
| Tensile strength, yield (depending on temper) | 110-393 MPa | 16000-57000 psi |
| Elongation at break (in 254 mm) | 42.00% | 42.00% |
| Machinability (UNS C36000 (free-cutting brass) = 100%) | 20% | 20% |
| Shear modulus | 52.0 GPa | 7540 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Elastic modulus | 140 GPa | 20300 ksi |
You’ll find **Copper Nickel 90/10 Bars** being put to good use in **marine engineering**, such as in condenser tubes, seawater piping systems, and heat exchangers. Their impressive resistance to saltwater corrosion makes them ideal for shipbuilding, offshore platforms, and desalination plants. Beyond that, they are also utilized in **chemical processing equipment**, **power generation units**, and **oil refineries**, thanks to their high strength and stability across varying temperatures. These bars are also popular in architectural and industrial sectors where exceptional corrosion resistance and longevity are essential.
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Copper nickel 90/10 bars are widely used in the marine and industrial industries due to their excellent corrosion resistance in seawater and salty environments They are commonly used in hulls, marine pipeline systems and installations salt is removed. In addition, these lines are used in heat exchangers, steam pipelines and offshore oil and gas. Their high thermal conductivity and resistance to biofouling make them ideal for cooling systems and other applications needed as efficient and durable heat transfer agents
