Home > Copper Nickel > Copper Nickel 70/30 Tube Fittings
Aisha Nickel Alloys, a leading manufacturer and supplier in Muscat, OMAN, offers high-quality Copper Nickel 70/30 Tube Fittings designed to meet the stringent demands of marine and industrial applications. These fittings, composed of 70% copper and 30% nickel, provide excellent resistance to corrosion and biofouling in seawater environments. With superior mechanical strength and exceptional durability, they are ideal for use in shipbuilding, desalination plants, and offshore oil and gas industries, ensuring reliable and long-lasting performance.
Copper Nickel 70/30 Tube Fittings are top-notch alloy components crafted for connecting, controlling, and directing fluid flow in piping systems that face tough conditions. Made from a blend of about 70% copper and 30% nickel, these fittings boast impressive resistance to seawater corrosion, biofouling, and oxidation. They’re precision-engineered to ensure leak-proof connections, smooth fluid flow, and durability that lasts. You’ll find Copper Nickel 70/30 Tube Fittings widely used in marine, offshore, chemical processing, and power generation sectors, where durability, reliability, and corrosion resistance are absolutely essential.
Specification : ASTM B366 / ASME SB366
Tube Size : 1/16”OD to 2”OD, 2mm OD to 50mm OD
Thread : NPT, BSP, BSPT, UNF, ISO, SAE etc.
Pressure Rating : 6000PSI for Nickel Alloy, 300/1000/3000PSI for Brass
Applicable Temperature : 150-400°C
Origin : Indian Origin, European Origin, Japanese Origin
Testing and Documents : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports
Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cu-Ni 70/30 | 65.0 min | 1.0 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Cu-Ni 70/30 | 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
These fittings come with strong mechanical properties, showcasing good tensile strength, toughness, and ductility. The nickel content boosts resistance to stress corrosion cracking and erosion, while small amounts of iron and manganese enhance overall strength and stability. They hold up well under high pressure, temperature changes, and continuous fluid flow, guaranteeing reliable performance in demanding situations.
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You’ll often see Copper Nickel 70/30 Tube Fittings in seawater piping systems, heat exchangers, condensers, desalination plants, shipbuilding, and offshore platforms. They’re also utilized in the chemical and petrochemical industries, HVAC systems, and industrial piping networks. With their outstanding corrosion resistance, easy installation, and long service life, Copper Nickel 70/30 Tube Fittings are the go-to choice for critical marine and industrial applications.
