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Wiraphan Sheets and Plates, a reputable manufacturer and supplier based in Bangkok, Thailand, specializes in high-quality Copper Nickel 70/30 Foil. Known for its remarkable corrosion resistance and durability, this alloy foil is designed to meet the rigorous demands of marine, chemical, and industrial applications. Wiraphan prides itself on precision manufacturing and strict quality control, ensuring that their Copper Nickel 70/30 Foil adheres to international standards. With excellent thermal and electrical conductivity, along with its resistance to seawater corrosion, it’s a dependable choice for industries that require top-notch materials for heat exchangers, condensers, piping, and other essential components.
| Specifications | ASTM B122 |
| Dimensional specification | JIS, AISI, ASTM, GB, DIN, EN, etc |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Thickness | 4mm-100mm |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Surface Finish | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, chequered, embossed, hairline, sand blast, Brush, etching, Hot rolled plate (HR), Cold rolled sheet (CR), SATIN (Met with Plastic Coated) etc. |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Surface Finish | No.1, No.4, No.8 Mirror Finish, 2B |
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cu-Ni 70/30 | 65 min | 1.0 max | 0.05 max | 29-33 max | 0.4-1.0 max | 1 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Cupro Nickel 70/30 | 2.0882 | C71500 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Copper nickel 70/30 foil provides excellent corrosion resistance, especially in seawater and marine environments, making it ideal for shipbuilding, desalination and offshore applications Its high strength and delivery the durability ensures longevity even in harsh conditions. The excellent thermoelectric conductivity of the alloy makes it suitable for heat exchangers and electrical components. In addition, it resists biofouling, reduces maintenance costs, and improves productivity. The 70/30 configuration provides a balance of flexibility and rigidity, allowing for ease of manufacture while maintaining its design integrity in demanding applications.
This Copper Nickel 70/30 Foil is widely utilized in sectors that demand corrosion-resistant and durable materials. In marine and shipbuilding, it’s often used for heat exchangers, condenser tubes, piping systems, and seawater cooling systems. The chemical and petrochemical industries rely on it for tanks, valves, and pipelines that handle corrosive fluids. Moreover, it finds applications in electrical and electronics manufacturing, decorative architectural panels, and aerospace components. Its blend of corrosion resistance, strength, and conductivity makes Copper Nickel 70/30 Foil a versatile choice for high-performance and long-lasting industrial uses.
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Bangkok, Thailand
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