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by Tubotech Alloys Inc
Tubotech Alloys is a leading manufacturer, supplier, and exporter of Cupro Nickel 70/30 Instrumentation Fittings in the Netherlands, offering superior quality fittings designed for demanding industrial applications. Manufactured from high-grade Copper-Nickel alloy containing 70% copper and 30% nickel, these fittings provide exceptional resistance to seawater corrosion, biofouling, erosion, and stress corrosion cracking.
Our Cupro Nickel 70/30 Instrumentation Fittings are widely used in marine, offshore, shipbuilding, desalination, oil & gas, power generation, and chemical processing industries across the Netherlands. Designed to ensure leak-proof connections and long-term reliability, these fittings meet international quality standards and deliver outstanding performance under harsh operating conditions.






Tubotech Alloys manufactures and supplies a comprehensive range of Cupro Nickel 70/30 Instrumentation Fittings, including:
These fittings are available in various sizes, configurations, and pressure ratings to suit diverse industrial requirements.
| Element | Composition (%) |
|---|---|
| Copper (Cu) | 65.0 – 71.0 |
| Nickel (Ni) | 29.0 – 33.0 |
| Iron (Fe) | 0.40 – 1.00 |
| Manganese (Mn) | 0.50 – 1.00 |
| Carbon (C) | 0.05 Max |
| Lead (Pb) | 0.02 Max |
| Zinc (Zn) | 1.00 Max |
The superior corrosion resistance of SMO 254 is attributed to its high alloy content.
| Property | Value |
|---|---|
| Tensile Strength | 360 MPa Min |
| Yield Strength | 125 MPa Min |
| Elongation | 30% Min |
| Hardness | 80–100 HRB |
| Density | 8.95 g/cm³ |
| Melting Range | 1170–1240°C |
The excellent mechanical properties of Cupro Nickel 70/30 make it suitable for high-pressure instrumentation systems and corrosive environments.
Our Cupro Nickel 70/30 Instrumentation Fittings are extensively used in:
These fittings are crucial in ensuring smooth, dependable, and ordinary fluid and gas waft at some stage in various high-stakes programs.
Tubotech Alloys has established itself as a trusted supplier of Cupro Nickel 70/30 Instrumentation Fittings in the Netherlands by consistently delivering quality products and exceptional customer service.
All fittings undergo stringent testing and inspection procedures to ensure compliance with international standards.
We offer a complete range of instrumentation fittings in multiple sizes and configurations.
Direct manufacturing capabilities enable us to provide premium products at competitive prices.
Efficient logistics and inventory management ensure prompt delivery across the Netherlands and Europe.
Our experienced team provides technical guidance and customized solutions for specific application requirements.
Products are manufactured according to ASTM, ASME, DIN, EN, and other international specifications.
| Specification | Details |
|---|---|
| Material Grade | Cupro Nickel 70/30 |
| Standard | ASTM B466, ASTM B111 |
| Size Range | 1/8″ to 2″ |
| Pressure Rating | Up to 10,000 PSI |
| Connection Type | Compression, Threaded, Welded |
| Form | Elbow, Tee, Union, Connector, Reducer, Adapter |
| Finish | Pickled, Passivated, Polished |
Cupro Nickel 70/30 Instrumentation Fittings are precision-engineered fittings manufactured from a copper-nickel alloy containing 70% copper and 30% nickel, offering superior corrosion resistance and reliability in instrumentation systems.
These fittings provide excellent resistance to seawater corrosion, biofouling, erosion, and marine growth, making them ideal for shipbuilding and offshore installations.
Industries including marine, offshore oil & gas, power generation, desalination, petrochemical, and chemical processing extensively use these fittings.
Depending on design and size, Cupro Nickel 70/30 Instrumentation Fittings are available with pressure ratings up to 10,000 PSI.
Tubotech Alloys offers high-quality products, competitive pricing, international-standard manufacturing, extensive inventory, technical support, and timely delivery throughout the Netherlands and worldwide.
Upgrade your assembly with Tubotech for excellence and built to closing. Contact us nowadays to get a quote or examine more about our product range.
Tubotech delivers precision-engineered tubing, fittings, and fasteners with innovative solutions and customizable options. Trusted for quality and durability, we serve industries requiring reliable, high-performance piping and instrumentation products.
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