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Copper Nickel 90/10 Pipes and Tubes

Copper Nickel 90/10 Pipes and Tubes

Specification Standards :

Manufactured according to ASTM B111, ASTM B466, ASTM B467, ASME SB111, and ASME SB466 international Cu-Ni piping standards.

Material Grade :

Available in Copper Nickel 90/10 (UNS C70600) alloy grade for marine, offshore, and seawater service applications.

Product Forms :

Supplied in seamless pipes, welded pipes, ERW pipes, seamless tubes, welded tubes, and condenser tubes.

Size Range :

Available in a wide range of nominal sizes for fluid transportation, cooling systems, and marine piping networks.

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In industries where corrosion, seawater exposure, and long-term operational reliability are critical, Copper Nickel 90/10 Pipes and Tubes have established themselves as one of the most trusted engineering materials. Manufactured from an alloy containing approximately 90% copper and 10% nickel, these pipes and tubes offer exceptional resistance to seawater corrosion, biofouling, and erosion, making them ideal for marine and offshore environments.

As a leading Copper Nickel 90/10 Pipes Supplier and Copper Nickel 90/10 Tubes Manufacturer, we provide premium-quality piping solutions designed to meet demanding industrial requirements while ensuring durability, efficiency, and compliance with international standards.

What Are Copper Nickel 90/10 Pipes and Tubes?

Also known as UNS C70600 Pipes and Tubes, Copper Nickel 90/10 products are engineered to perform in environments where continuous exposure to saltwater, moisture, and aggressive industrial media can accelerate material degradation.

The alloy is widely recognized for:

  • Excellent seawater corrosion resistance
  • Outstanding thermal conductivity
  • High resistance to biofouling
  • Superior fabrication and weldability
  • Reliable pressure-handling capability
  • Long operational service life

Why Choose Copper Nickel 90/10 Pipes and Tubes?

Exceptional Resistance to Seawater Corrosion

One of the most valuable features of Copper Nickel 90/10 Seawater Corrosion Resistant Pipes is their ability to withstand prolonged exposure to seawater without significant deterioration.

The alloy naturally forms a protective oxide layer that minimizes corrosion while maintaining structural integrity over extended periods.

Superior Heat Transfer Efficiency

Copper Nickel 90/10 exhibits excellent thermal conductivity, making it highly suitable for:

  • Condensers
  • Heat exchangers
  • Cooling water systems
  • Thermal transfer equipment

This capability supports improved energy efficiency and reliable system performance.

Long-Term Marine Durability

For marine infrastructure and offshore facilities, durability is a key consideration. Copper Nickel 90/10 offers excellent resistance to:

  • Marine fouling
  • Erosion
  • Cavitation damage
  • Saltwater corrosion

These properties significantly reduce maintenance costs and improve service life.

Available Types of Copper Nickel 90/10 Pipes and Tubes

To support diverse industrial requirements, the product range includes:

  • Copper Nickel 90/10 Seamless Pipes
  • Copper Nickel 90/10 Welded Pipes
  • Copper Nickel 90/10 ERW Pipes  

Each product is manufactured with strict dimensional accuracy and quality control to ensure dependable industrial performance.

Industrial Applications

Marine and Offshore Piping

Copper Nickel 90/10 Marine and Offshore Piping systems are extensively used in:

  • Ships and vessels
  • Offshore platforms
  • Naval infrastructure
  • Seawater intake systems

Their ability to resist marine corrosion makes them a preferred solution for critical offshore operations.

Desalination Plants

Copper Nickel 90/10 Pipes for Desalination Plants are widely used because of their exceptional resistance to saline water and long-term operational stability.

Power Generation Facilities

The alloy performs efficiently in cooling water circuits, condensers, and thermal transfer systems used in power plants worldwide.

Heat Exchangers and Condensers

Copper Nickel 90/10 Condenser Tubes and Copper Nickel 90/10 Heat Exchanger Tubes provide excellent heat transfer performance while resisting corrosion and fouling.

Copper Nickel 90/10 Pipes and Tubes continue to be a preferred choice for industries requiring dependable seawater corrosion resistance, thermal efficiency, and long-term durability. Whether used in marine engineering, offshore infrastructure, power generation, or desalination facilities, UNS C70600 piping solutions provide exceptional performance and operational reliability. Their combination of corrosion protection, heat transfer capability, and mechanical stability makes them an ideal investment for critical industrial applications.

Copper Nickel 90/10 Pipes and Tubes Equivalent Grades

STANDARD UNS WNR.
Copper Nickel 90/10 C70600 2.0872

Copper Nickel 90/10 Seamless Pipes

High-integrity seamless pipes designed for marine, offshore, and seawater systems requiring superior corrosion resistance and pressure performance.

Copper Nickel 90/10 Seamless Pipes

Copper Nickel 90/10 Welded Pipes

Durable welded pipes suitable for shipbuilding, desalination plants, cooling water networks, and industrial fluid transfer applications.

Copper Nickel 90/10 Welded Pipes

Copper Nickel 90/10 ERW Pipes

Precision ERW pipes offering reliable seawater corrosion protection, dimensional accuracy, and cost-effective marine piping solutions.

Copper Nickel 90/10 ERW Pipes

Copper Nickel 90/10 Seamless Tubes

High-performance seamless tubes engineered for condensers, heat exchangers, and thermal transfer systems operating in saline environments.

Copper Nickel 90/10 Seamless Tubes

Copper Nickel 90/10 Welded Tubes

Corrosion-resistant welded tubes developed for power generation, offshore engineering, and industrial cooling applications.

Copper Nickel 90/10 Welded Tubes

Copper Nickel 90/10 Condenser & Heat Exchanger Tubes

Specialized tubes providing excellent thermal conductivity, biofouling resistance, and long service life in heat transfer equipment.

Copper Nickel 90/10 Condenser & Heat Exchanger Tubes

Specification Standards :

Manufactured according to ASTM B111, ASTM B466, ASTM B467, ASME SB111, and ASME SB466 international Cu-Ni piping standards.

Material Grade :

Available in Copper Nickel 90/10 (UNS C70600) alloy grade for marine, offshore, and seawater service applications.

Product Forms :

Supplied in seamless pipes, welded pipes, ERW pipes, seamless tubes, welded tubes, and condenser tubes.

Size Range :

Available in a wide range of nominal sizes for fluid transportation, cooling systems, and marine piping networks.

Wall Thickness Range :

Offered in SCH 10 to SCH XXS thicknesses to meet varying pressure and operational requirements.

Outer Diameter Availability :

Manufactured in customized outside diameters suitable for industrial, marine, and offshore engineering projects.

Length Options :

Supplied in random lengths, double random lengths, straight lengths, and project-specific cut sizes.

Surface Finish :

Available in annealed, pickled, polished, bright annealed, and mill finish surface conditions.

Seawater Corrosion Resistance :

Provides excellent resistance against seawater corrosion, saltwater exposure, and marine atmospheric conditions.

Biofouling Resistance :

Naturally inhibits marine organism growth, improving flow efficiency and reducing maintenance requirements.

Thermal Conductivity Performance :

Offers efficient heat transfer properties for condensers, heat exchangers, and cooling water systems.

Pressure Handling Capability :

Designed for reliable operation in marine piping, offshore platforms, and industrial fluid transfer systems.

Industrial Application Areas :

Widely used in shipbuilding, desalination plants, offshore structures, condensers, and power generation facilities.

Inspection & Testing Standards :

Supplied with hydrostatic testing, PMI testing, eddy current inspection, and mill test certificates for quality assurance.

Chemical Composition of Copper Nickel 90/10 Pipes & Tubes

Grade Cu Mn Pb Ni Fe Zn
Cu-Ni 90-10 88.6 min 1.0 max .05 max 9-11 max 1.8 max 1 max

Mechanical Properties of Cu-Ni 90/10 Pipes and Tubing

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

Physical Properties of Cupro Nickel 90/10 Pipes & Tubes

Properties Metric Imperial
Density 8.94 g/cm3 0.323 lb/in3

Our Copper Nickel 90/10 Pipes and Tubes are used in a wide range of applications and various industries. Below are a few of them:

Application Industries

Application Industries

Aerospace Industry

Aerospace Industry

Food Processing Industry

Food Processing Industry

Pulp & Paper Indusry

Pulp & Paper Indusry

Energy Industry

Energy Industry

Pharmaceuticals Industry

Pharmaceuticals Industry

Power Plant Industry

Power Plant Industry

Chemical Industry

Chemical Industry

Oil and Gas Industry

Oil and Gas Industry

Frequently Asked Questions

Get clear answers to common queries about our steel products, services, and delivery processes.

Why are Copper Nickel 90/10 pipes and tubes widely used in marine industries?

Copper Nickel 90/10 pipes and tubes offer excellent resistance to seawater corrosion, biofouling, and erosion, making them a preferred choice for shipbuilding, offshore platforms, and coastal infrastructure projects.

What industries commonly source Copper Nickel 90/10 pipes and tubes from suppliers?

These products are extensively supplied to desalination plants, power generation facilities, marine engineering companies, offshore oil and gas projects, and heat exchanger manufacturing industries.

How do Copper Nickel 90/10 tubes improve heat exchanger performance?

Copper Nickel 90/10 tubes provide excellent thermal conductivity, corrosion resistance, and long operational life, helping improve heat transfer efficiency while reducing maintenance requirements.

What should buyers evaluate when selecting a Copper Nickel 90/10 pipes and tubes supplier?

Buyers should verify ASTM compliance, material traceability, manufacturing capabilities, inspection certifications, delivery reliability, and experience in supplying marine and industrial piping solutions.

Need more information about our metal solutions?

Get in touch with us today to discuss how KVN Steels can meet your needs with competitive pricing, timely delivery, and exceptional performance.

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