Cupro Nickel Hydraulic Fittings
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Rudra Tubefittings, a reputable manufacturer and supplier located in Kolkata, India, specializes in high-quality Cupro Nickel Hydraulic Fittings. These fittings are crafted for dependable and corrosion-resistant connections, perfect for demanding hydraulic and fluid-handling systems. Built to last, they offer leak-proof performance and impressive mechanical strength, ensuring efficient operation even in high-pressure and tough environmental conditions. Rudra Tubefittings is committed to quality, guaranteeing that each Cupro Nickel Hydraulic Fitting adheres to international standards, providing excellent resistance to seawater, chemicals, and oxidation. These fittings are widely utilized in marine, offshore, chemical, and petrochemical industries, enhancing safety, reliability, and effective fluid transfer in critical hydraulic applications.
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Made from premium cupro-nickel alloys, which typically consist of copper and nickel, Cupro Nickel Hydraulic Fittings boast outstanding corrosion resistance, thermal conductivity, and mechanical strength. They are designed to withstand harsh operating conditions, showcasing remarkable durability, tensile strength, and resistance to seawater and chemical corrosion. With precision-engineered threads and surfaces, these fittings ensure leak-proof connections, easy installation, and long-lasting performance. The blend of corrosion resistance, mechanical integrity, and reliability makes Cupro Nickel Hydraulic Fittings an excellent choice for critical hydraulic systems, providing consistent performance, low maintenance, and safe operation in demanding industrial and marine environments.
Copper Nickel Hydraulic Fittings Specifications
| DESIGN STANDARD | DIN 2353/ ISO 8434-1 |
| MATERIAL | CUNI 90/10 & CUNI 70/30 |
| WORKING PRESSURE | (LOW) LL SERIES – 100 BAR |
| (MEDIUM)L SERIES – 100 BAR TO 500 BAR | |
| (HEAVY)S SERIES – 200 BAR TO 800 BAR | |
| SIZE RANGE | LL SERIES – 4LL TO 12LL |
| L SERIES – 6L TO 42L | |
| S SERIES – 6S TO 38S | |
| CONNECTIONS | TUBE TO TUBE , TUBE TO MALE THREAD , TUBE TO FEMALE THREAD , TUBE TO BUTT WELD , TUBE TO SOCKET WELD , TUBE TO JIC 37* , TUBE TO 24* CONE, TUBE TO SWIVEL END , TUBE TO ADJUSTBALE STANDPIPE |
| WELD NIPPLE TO MALE THREAD , WELD NIPPLE TO FEMALE THREAD , WELD NIPPLE TO BUTT WELD , WELD NIPPLE TO SOCKET WELD , WELD NIPPLE TO 24* CONE , WELD NIPPLE TO 37* JIC , WELD NIPPLE TO SWIVEL | |
| BODY TYPE | FORGED, BAR STOCK |
| SURFACE | NATURAL FINISH |
| TEMPERATURE | CUPRO NICKEL – (-60*C TO 175*C) |
Copper Nickel Hydraulic Fittings Chemical Composition
| 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 |
| Cupro Nickel 90/10 | 88.6 min | 1.0 max | 0.05 max | 9-11 max | 1.8 max | 1 max |
Copper Nickel Hydraulic Fittings Mechanical Properties
| 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 % |
| 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
Copper Nickel Hydraulic Fittings Equivalent
| STANDARD | WERKSTOFF NR. | UNS |
| Cupro Nickel 70/30 | 2.0882 | C71500 |
| Cupro Nickel 90/10 | 2.0872 | C70600 |
Top Copper Nickel Hydraulic Fittings Manufacturing Company in Kolkata
At Rudra Tube Fittings, we are the largest supplier, manufacturer, and exporter of Copper Nickel Hydraulic Fittings in Kolkata, Kolkata. Our advanced manufacturing facilities, strategically positioned in the Kolkata, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfil your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.
Types of Copper Nickel Hydraulic Fittings






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We offer These Products as per DIN, ISO, JIS or ANSI Standard.
Largest Manufacturer and Supplier of Copper Nickel Hydraulic Fittings in Kolkata, Kolkata
Rudra Tube Fittings is a leading supplier and stockist of premium Copper Nickel Hydraulic Fittings in Kolkata, Kolkata. Our products are widely utilized across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our distinctive finishing techniques set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.
Copper Nickel Hydraulic Fittings Uses
These fittings are extensively used in industries that require robust, corrosion-resistant, and high-pressure fluid connections. You’ll find them in marine and offshore hydraulic systems, chemical processing plants, petrochemical facilities, and seawater piping networks. They effectively connect pipes, tubes, and valves in high-pressure fluid systems, ensuring leak-proof operation and resistance to corrosive substances.



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