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C75700 Nickel Silver vs. C72150 Copper-nickel

Both C75700 nickel silver and C72150 copper-nickel are copper alloys. They have 67% 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 C75700 nickel silver and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
150
Elongation at Break, % 3.2 to 22
29
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
55
Shear Strength, MPa 350 to 370
320
Tensile Strength: Ultimate (UTS), MPa 590 to 610
490
Tensile Strength: Yield (Proof), MPa 470 to 580
210

Thermal Properties

Latent Heat of Fusion, J/g 200
250
Maximum Temperature: Mechanical, °C 180
600
Melting Completion (Liquidus), °C 1040
1210
Melting Onset (Solidus), °C 990
1250
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 40
22
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
45
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.6
6.1
Embodied Energy, MJ/kg 56
88
Embodied Water, L/kg 310
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
150
Stiffness to Weight: Axial, points 7.8
9.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
15
Strength to Weight: Bending, points 19
15
Thermal Diffusivity, mm2/s 12
6.0
Thermal Shock Resistance, points 22 to 23
18

Alloy Composition

Carbon (C), % 0
0 to 0.1
Copper (Cu), % 63.5 to 66.5
52.5 to 57
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.5
0 to 0.050
Nickel (Ni), % 11 to 13
43 to 46
Silicon (Si), % 0
0 to 0.5
Zinc (Zn), % 19.2 to 25.5
0 to 0.2
Residuals, % 0 to 0.5
0 to 0.5