CuNi7Sn5Te
Declafor is an age-hardening spinodal alloy with very high elastic properties and good stress relaxation resistance, high performance, can replace Copper-Beryllium alloys (CuBePb) in some applications such as tough environmental connectors.
CuNi7.5Sn5, also known as Declafor 1015- Hardenable spinodal Cu-Ni based alloy.
Electrical Properties
Electrical Resistance
|
0.105 Ω.mm .m
|
Magnetic permeability
|
-
|
Magnetic susceptibility
|
Non magnetic
|
Process Properties
Machinability
|
good
|
Hot Forming
|
medium
|
Cold Forming
|
medium
|
Thermal Recovery
Softening Annealing
|
790 ℃
15-60 min
|
Stress Relieving Annealing
|
365 ℃
3 h
|
Dimensions mm |
CuNi7Sn5Te
|
Ø
|
1.000 |
Ø
|
1.100 |
Ø
|
1.300 |
Ø
|
1.400 |
Ø
|
1.500 |
Ø
|
1.600 |
Ø
|
1.800 |
Ø
|
2.000 |
Ø
|
2.100 |
Ø
|
2.400 |
Ø
|
2.500 |
Ø
|
2.600 |
Ø
|
3.000 |
Ø
|
3.500 |
Ø
|
4.000 |
Ø
|
5.000 |
Ø
|
6.600 |
Ø
|
7.000 |
Ø
|
7.500 |
Ø
|
8.000 |
Declafor 1015 - Chemical Composition
Cu |
Ni |
Sn |
Fe |
Mn |
ZN |
O |
Pb |
P |
87.0
|
7.5
max
|
5.0 max
|
- |
-
|
0.5 |
- |
-
|
- |
Physical Properties
Declafor is an age hardening spinodal alloy, with very high elastic properties and good stress relaxation resistance, it can replace Copper-Beryllium alloys (CuBePb) in some applications such as high performance, harsh environment connectors.