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C55180 Copper vs. C75700 Nickel Silver

Both C55180 copper and C75700 nickel silver are copper alloys. They have 65% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C55180 copper and the bottom bar is C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 20
3.2 to 22
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 41
45
Tensile Strength: Ultimate (UTS), MPa 200
590 to 610
Tensile Strength: Yield (Proof), MPa 100
470 to 580

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 920
1040
Melting Onset (Solidus), °C 710
990
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 200
40
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
30
Density, g/cm3 8.6
8.4
Embodied Carbon, kg CO2/kg material 2.5
3.6
Embodied Energy, MJ/kg 39
56
Embodied Water, L/kg 290
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 48
930 to 1410
Stiffness to Weight: Axial, points 7.1
7.8
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.4
19 to 20
Strength to Weight: Bending, points 8.8
19
Thermal Diffusivity, mm2/s 56
12
Thermal Shock Resistance, points 7.9
22 to 23

Alloy Composition

Copper (Cu), % 94.7 to 95.2
63.5 to 66.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
11 to 13
Phosphorus (P), % 4.8 to 5.2
0
Zinc (Zn), % 0
19.2 to 25.5
Residuals, % 0 to 0.15
0 to 0.5