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C97400 Nickel Silver vs. C70250 Copper

Both C97400 nickel silver and C70250 copper are copper alloys. They have 64% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C97400 nickel silver and the bottom bar is C70250 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 260
520 to 740

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 1100
1100
Melting Onset (Solidus), °C 1070
1080
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 27
170
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
36 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
37 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 4.1
2.9
Embodied Energy, MJ/kg 64
45
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 8.5
16 to 23
Strength to Weight: Bending, points 11
16 to 21
Thermal Diffusivity, mm2/s 8.3
49
Thermal Shock Resistance, points 8.8
18 to 26

Alloy Composition

Copper (Cu), % 58 to 61
92.7 to 97.5
Iron (Fe), % 0 to 1.5
0
Lead (Pb), % 4.5 to 5.5
0 to 0.050
Magnesium (Mg), % 0
0.050 to 0.3
Manganese (Mn), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 15.5 to 17
2.2 to 4.2
Silicon (Si), % 0
0.25 to 1.2
Tin (Sn), % 2.5 to 3.5
0
Zinc (Zn), % 10 to 19.5
0 to 1.0
Residuals, % 0
0 to 0.5