DECLAFOR 1015
CuNi7.5Sn5
Cu reste Ni7-8 Sn4.5-5.5 Mn0.05-0.3
| Chemical composition |
|---|
CuBAL
Ni7-8
Zn0.5 max
Pb0.02 max
Sn4.5-5.5
Fe0.5 max
Mn0.05-0.30
Mg0.15 max
Other0.5 max
| Alloy name | |
|---|---|
| RLSA no. | 565 |
| EN standard | |
| DIN standard | |
| UNS no.* |
*Unified Numbering System (USA)
Characteristics and main uses
Le Declafor 1015® est un alliages à base de Cuivre-Nickel-Étain CuNi7.5Sn5.Un simple traitement thermique de revenu permet d’obtenir par durcissement, dû à la décomposition spinodale, des caractéristiques mécaniques très élevées.
| Physical properties | Units | |
|---|---|---|
| Density (20°C) | 8,80 | Kg/dm³ |
| Melting point | 960 | °C |
| Longitudinal elasticity modulus | 115 | GPa |
| Thermal conductivity | W/m·K | |
| Electrical conductivity | >5.22* | m/Ω·mm² |
| Electrical resistivity | <0.1916* | µΩ·m |
| Linear expansion Coefficient | 17,25 | 10⁻⁶·K⁻¹ |
| IACS (International Annealed Copper Standard) | 13* | % |
| Poisson's ratio |
| Capabilities | |
|---|---|
| Corrosion resistance | 4 |
| Hot deformation | 1 |
| Cold deformation | 3 |
| Electrodepositing | 4 |
| Diamond cutting | 4 |
| Nitriding | |
| Mechanical polishing | 4 |
| Welding without filler | 4 |
| Brazing | 3 |
1 poor | 2 average | 3 good | 4 very good | - no info
