Product \ Round \ Declafor 1015 \ CuNi7Sn5Te

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.