MakeItFrom.com
Menu (ESC)

C70700 Copper-nickel vs. C75700 Nickel Silver

Both C70700 copper-nickel and C75700 nickel silver are copper alloys. They have 76% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C70700 copper-nickel and the bottom bar is C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 39
3.2 to 22
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 46
45
Shear Strength, MPa 220
350 to 370
Tensile Strength: Ultimate (UTS), MPa 320
590 to 610
Tensile Strength: Yield (Proof), MPa 110
470 to 580

Thermal Properties

Latent Heat of Fusion, J/g 220
200
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1120
1040
Melting Onset (Solidus), °C 1060
990
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 59
40
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 34
30
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 3.4
3.6
Embodied Energy, MJ/kg 52
56
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 51
930 to 1410
Stiffness to Weight: Axial, points 7.6
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 10
19 to 20
Strength to Weight: Bending, points 12
19
Thermal Diffusivity, mm2/s 17
12
Thermal Shock Resistance, points 12
22 to 23

Alloy Composition

Copper (Cu), % 88.5 to 90.5
63.5 to 66.5
Iron (Fe), % 0 to 0.050
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 9.5 to 10.5
11 to 13
Zinc (Zn), % 0
19.2 to 25.5
Residuals, % 0 to 0.5
0 to 0.5