CuNi25
CUPRONICKEL
Cu reste Ni24-26
Chemical composition |
---|
CuBAL
Ni24-26
Zn0.2 max
Pb0.02 max
Fe0.25 max
Mn0.15-0.50
Si0.1 max
S0.02max
C0.05 max
Other0.1 max
Alloy name | |
---|---|
RLSA no. | 625 |
EN standard | |
DIN standard | 2.0830 |
UNS no.* |
*Unified Numbering System (USA)
Characteristics and main uses
Physical properties | Units | |
---|---|---|
Density (20°C) | 8,90 | Kg/dm³ |
Melting point | 1150-1220 | °C |
Longitudinal elasticity modulus | GPa | |
Thermal conductivity | W/m·K | |
Electrical conductivity | m/Ω·mm² | |
Electrical resistivity | 0,34 | µΩ·m |
Linear expansion Coefficient | 16,3 | 10⁻⁶·K⁻¹ |
IACS (International Annealed Copper Standard) | 5 | % |
Poisson's ratio |
Capabilities | |
---|---|
Corrosion resistance | |
Hot deformation | |
Cold deformation | |
Electrodepositing | |
Diamond cutting | |
Nitriding | |
Mechanical polishing | |
Welding without filler | |
Brazing |
1 poor | 2 average | 3 good | 4 very good | - no info