Copper Nickel 70/30
Cu-Ni 70 / 30 Pipes and Tubes are generally specified in condenser tor heat exchanger tubes in an extensive range of marine applications. Important marine applications for Cupronickel 70 / 30 Pipes and Tubes include in Shipbuilding and repair, such as these Cupronickel alloys are being used in bilge and ballast, seawater cooling, sanitary, inert gas, firefighting, hydraulic and pneumatic chiller systems.
Cu-Ni 70/30 Pipes & Tubing Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| Copper Nickel Cu-Ni 70/30 | 2.0882 | C71500 |
ASTM B 466 Cu-Ni 70/30 Pipes & Tubes Specification
Dimensions : ASTM, ASME and API
Specifications : ASTM / ASME SB 111 / 151 / 466
Grade : Cu-Ni 70/30 (C71500)
Size : 1/2" TO 6' IN OD & NB IN Various SWG & SCH
Outer Diameter: 4.00 to 22.00 mm
Wall Thickness : Between 0.15mm and 1.50 mm
Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form : Round, Rectangular, Hydraulic, Square
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
Copper Nickel UNS C71500 Pipes & Tubes Chemical Composition
| Element | Cu - Ni 70/30 |
| Cu | 65.0 min |
| Pb | .05 max |
| Mn | 1.0 max |
| Fe | 0.4-1.0 |
| Zn | 1 max |
| Ni | 29 - 33 |
Cupro Nickel 70/30 Pipes & Tubing Physical & Mechanical Properties
| Element | Copper Nickel Cu-Ni 70/30 |
| Density | 0.323 lb/in3 at 68 F |
| Melting Point | 2260 F |
| Min.Tensile (KSI) | 50000 psi |
| Min.Yield (KSI) | 20000 psi |
| Elongation | 30 % |