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25.4 * 2.77mm Copper Nickel Tubing High And Low Pressure Boiler Tube C71500
25.4 * 2.77mm Copper Nickel Tubing High And Low Pressure Boiler Tube C71500
Copper - Nickel Alloy Tube 70 30 Cu Ni C71500 Seamless Copper Nickel Heat Exchanger Tube 25.4 * 2.77mm
Dimensions:
Outer diameter:5-350mm
Wall thickness: 0.5-50mm according to the buyers' requirements,
Standard: EEMUA 144, ASTM B466 B111, GB/T 26291 etc.
Copper Nickel Tube Symbol:
| Grade | USA | UK | Germany | Japan | ||
| China GB | UNS | EN | DIN | No | JIS | |
| BFe 30-1-1 | C71500 | CuNi30Mn1Fe | CW354H | CuNi30Mn1Fe | 2.8820 | C7150 |
Chemical Composition & Mechanical Properties:
| Standard | Chemical Composition | ||||||||||||||
| Cn | Sn | Al | As | Ni | Fe | Mn | Pb | B | P | Si | S | C | Zn | Other | |
| C71500 | Rem | 29.0-33.0 | 0.4-1.0 | 1.0 Max | 0.05Max | 1.0Max | |||||||||
| Mechanical Properties | Metric | English |
| Density | 8.94 g/cc | 0.323 lb/in³ |
| Tensile Strength min.- O61 -/- HR50 | 360 MPa -/- 495 MPa | 52 ksi -/- 72 ksi |
| Yield Strength min.- O61 -/- HR50 | 125 MPa -/- 345 MPa | 18 ksi -/- 50 ksi |
| CTE, linear | 16.2 10-6/°C @ 20.0 – 300 °C | 9.0 10-6/°F @ 70.0 – 570 °F |
| Specific Heat Capacity | 0.09 cal/g-°C @ 20ºC | 0.09 BTU/lb-°F @ 70ºF |
| Thermal Conductivity | 29 W/m-K @ 20.0 °C | 17 BTU/ft2/ft/h/°F @ 70.0 °F |
| Melting Point | 1171 – 1238 °C | 2140 – 2260 °F |
Application: Copper-Nickel Alloy tube widely used for condenser and heat ex-changers, Water Evaporators, Boiler Blow down Heat Ex-changers, air coolers,Gland Steam Condensers, Steam Ejector, Turbine Oil Coolers, Fuel Oil Heaters,Compressed Air Inter and After Coolers, Ferrules, Oil Well Pump Liner, and Distiller etc.
Mark: As required.
