Seamless Copper-Nickel Alloy & Copper Tubes and Pipes
High-precision seamless tubes manufactured through vacuum melting, continuous casting, extrusion, and cold drawing processes. Available in straight lengths up to 25.4m and continuous coil supply, reducing welding points and improving system reliability.
Long-length tubes (up to 25.4m) reduce welding points and improve system reliability.
Specifications
| Product Type | Outer Diameter | Wall Thickness |
|---|---|---|
| Precision Tubes | Ø4 - 31.8 mm | 0.3 - 1.6 mm |
| Medium Tubes | Ø10 - 76 mm | 0.5 - 5 mm |
| Coil Tubes | Ø4 - 18 mm | Thin-wall |
Materials
CuNi 90/10 (C70600)CuNi 70/30 (C71500)Copper (C11000 / C10200)Brass Alloys
Conditions
Y / Y2 - Half Hard / HardM - Annealed
Applicable Standards
ASTM B111EN 12449DIN 86019JIS H3300
Key Advantages
- Thin-wall precision manufacturing
- Long-length capability (up to 25.4m)
- Coil supply for flexible installation
- Excellent seawater corrosion resistance
- 100% inspection available
- NDT: Eddy Current / Ultrasonic / Hydrostatic Testing
- Compliance with DNV and international marine standards
Applications
Heat exchanger tubes
Condenser tubes
HVAC systems
Marine cooling systems
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