Siddhgiri Tubes proudly stands as the Manufacturer, Exporter, and Supplier of premium-grade Cu Ni 70/30 Flanges, serving customers throughout India and globally. Crafted by our skilled experts, these flanges exhibit outstanding corrosion resistance, moderate machinability, high strength, and numerous other advantages. Widely utilized in pump parts, fittings, valves, and various marine hardware components, our Cu Ni 70/30 Flanges meet diverse application needs with excellence.
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We specialize in manufacturing a diverse range of Cu Ni 70/30 Pipe Flanges. Cu Ni 70/30 Weld Neck Flanges feature an extended tapered hub, ensuring seamless flow through the pipe without restrictions. Ideal for applications like welding back rings, flexible metal hose, condensers, and propeller sleeves, these flanges guarantee efficient product flow.
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Our Copper Nickel 70/30 Blind Flanges find applications in petrochemical, pipe engineering, public services, and waterworks. These flanges effectively blank off pipelines, valves, pumps, and serve as inspection covers, ensuring operational integrity.We also offer Cu Ni 70/30 Slip-On Flanges, which are easily attached to the pipe by fillet welding. Designed for fabricated applications operating under high temperatures and pressures, these flanges ensure reliability and ease of use.
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Specification Chart of Copper Nickel 70/30 Flanges
| Specifications | ASTM B151 / ASME SB151 |
|---|---|
| Size | 1/2″NB TO 60″NB |
| Standards |
ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
Chemical Composition Of Copper Nickel 70/30 Flanges
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
|---|---|---|---|---|---|---|
| Cupro Nickel 70/30 | 65 min | 1.0 max | 0.05 max | 29-33 max | 0.4-1.0 max | 1 max |
Mechanical Properties Of Copper Nickel 70/30 Flanges
| 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 % |