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Ojas Pipes and Tubes, located in Kolkata, India, has earned a solid reputation as a reliable manufacturer and supplier of Copper Nickel 70/30 Pipes. These pipes are celebrated for their remarkable corrosion resistance and strength, making them ideal for both marine and industrial settings. Crafted in line with international standards like ASTM B466, they blend the best qualities of copper and nickel, allowing them to endure harsh conditions such as seawater exposure, chemicals, and high temperatures. With cutting-edge production methods and rigorous quality control, Ojas ensures that their pipes boast outstanding durability, precise dimensions, and a superior finish. These pipes find extensive use in shipbuilding, desalination plants, and offshore platforms, establishing Ojas as a go-to supplier for demanding applications.
Copper Nickel 70/30 Pipes from Ojas Pipes and Tubes are made up of about 70% copper and 30% nickel, with trace amounts of iron and manganese to boost their strength and resistance to corrosion. This alloy delivers impressive tensile strength, typically ranging from 380 to 450 MPa, and a yield strength of around 100 to 150 MPa. Renowned for their exceptional resistance to seawater corrosion, biofouling, and erosion, these pipes also exhibit good ductility and toughness. The unique combination of copper and nickel guarantees reliable performance in challenging environments, providing superior protection against pitting, crevice corrosion, and stress corrosion cracking.
Specifications : ASTM / ASME SB 111 / 151 / 466
Size : 1/2″ TO 6′ IN OD & NB IN Various SWG & SCH
Thickness : Between 0.15mm and 1.50 mm
Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
Outer Diameter : 4.00 to 22.00 mm
Grade | Cu | Mn | Pb | Fe | Zn | Ni |
Cupro Nickel 70/30 | 65.0 min | 1.0 max | .05 max | 0.4-1.0 | 1 max | 29 – 33 |
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 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Copper Nickel 70/30 Pipes from Ojas Pipes and Tubes ensures outstanding corrosion resistance, high strength, and durability. Our Pipe is designed for diverse industrial applications, delivering reliability and performance in challenging environments while maintaining competitive pricing.
Ojas Pipes and Tubes, one of the largest suppliers of Copper Nickel 70/30 Pipes in Kolkata, India, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for copper nickel products in the region.
STANDARD | WERKSTOFF NR. | UNS |
Cu-Ni 70/30 | 2.0882 | C71500 |
Yes, we offer custom sizes for Copper Nickel 70/30 Pipes to meet your specific requirements. Our team at Ojas Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@ojaspipesandtubes.co.in.
Dimension Tolerance | |||||
Material | Ultimate Tensile Strength1000 psi (MPa) | Yield Strength 0.5% Ext.under Load 1000 psi (MPa) | YElongation % in 2 in. | Fatigue Strength (10×7 cycles) 1000 psi (MPa) | Burst Pressure* 1000 psi (MPa) |
Copper-brazed Steel | 48-55 (0.330-0.380) | 28-34 (0.190-0.235) | 30-40 | 30 (0.210) | 19.5 (0.135) |
C12200-Phosphorus deoxidized Copper | 32-38 (0.220-0.265) | 10-14 (0.070-0.100) | 45-60 | 10 (0.070) | 12 ( 0.083) |
C70600-Copper Nickel 90-10 | 48-54 (0.330-0.370) | 16-22 (0.110-0.150) | 40-55 | 15 (0.100) | 19 (0.130) |
Ojas Pipes and Tubes’ Copper Nickel 70/30 Pipes are widely utilized in marine engineering, particularly for seawater cooling systems, desalination plants, and offshore oil and gas platforms, thanks to their outstanding resistance to seawater corrosion. They also play a crucial role in chemical processing, power generation, and heat exchanger tubing. The durability and biofouling resistance of this alloy make these pipes perfect for shipbuilding, underwater pipelines, and condensers. Ojas offers Copper Nickel 70/30 Pipes in a variety of sizes and finishes to comply with strict industry standards, ensuring they last for years to come.
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