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C82500 Copper vs. C97400 Nickel Silver

Both C82500 copper and C97400 nickel silver are copper alloys. They have 60% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C82500 copper and the bottom bar is C97400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.0 to 20
20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
44
Tensile Strength: Ultimate (UTS), MPa 550 to 1100
260
Tensile Strength: Yield (Proof), MPa 310 to 980
120

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 280
180
Melting Completion (Liquidus), °C 980
1100
Melting Onset (Solidus), °C 860
1070
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 130
27
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 21
6.3

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 10
4.1
Embodied Energy, MJ/kg 160
64
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 94
43
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 4000
59
Stiffness to Weight: Axial, points 7.7
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18 to 35
8.5
Strength to Weight: Bending, points 17 to 27
11
Thermal Diffusivity, mm2/s 38
8.3
Thermal Shock Resistance, points 19 to 38
8.8

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.9 to 2.3
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 95.3 to 97.8
58 to 61
Iron (Fe), % 0 to 0.25
0 to 1.5
Lead (Pb), % 0 to 0.020
4.5 to 5.5
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.2
15.5 to 17
Silicon (Si), % 0.2 to 0.35
0
Tin (Sn), % 0 to 0.1
2.5 to 3.5
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
10 to 19.5
Residuals, % 0
0 to 1.0