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C97400 Nickel Silver vs. C70620 Copper-nickel

Both C97400 nickel silver and C70620 copper-nickel are copper alloys. They have 71% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C97400 nickel silver and the bottom bar is C70620 copper-nickel.

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
46
Tensile Strength: Ultimate (UTS), MPa 260
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1100
1120
Melting Onset (Solidus), °C 1070
1060
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 27
49
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 33
33
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 4.1
3.4
Embodied Energy, MJ/kg 64
51
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.5
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 8.5
9.3 to 18
Strength to Weight: Bending, points 11
11 to 17
Thermal Diffusivity, mm2/s 8.3
14
Thermal Shock Resistance, points 8.8
10 to 20

Alloy Composition

Carbon (C), % 0
0 to 0.050
Copper (Cu), % 58 to 61
86.5 to 90
Iron (Fe), % 0 to 1.5
1.0 to 1.8
Lead (Pb), % 4.5 to 5.5
0 to 0.020
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 15.5 to 17
9.0 to 11
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 2.5 to 3.5
0
Zinc (Zn), % 10 to 19.5
0 to 0.5
Residuals, % 0
0 to 0.5