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C75700 Nickel Silver vs. C55180 Copper

Both C75700 nickel silver and C55180 copper 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 C75700 nickel silver and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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