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C63020 Bronze vs. C97400 Nickel Silver

Both C63020 bronze and C97400 nickel silver are copper alloys. They have 66% 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 C63020 bronze 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, % 6.8
20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 1020
260
Tensile Strength: Yield (Proof), MPa 740
120

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
180
Melting Completion (Liquidus), °C 1070
1100
Melting Onset (Solidus), °C 1020
1070
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 40
27
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 29
33
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 3.6
4.1
Embodied Energy, MJ/kg 58
64
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
43
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
59
Stiffness to Weight: Axial, points 8.0
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
8.5
Strength to Weight: Bending, points 27
11
Thermal Diffusivity, mm2/s 11
8.3
Thermal Shock Resistance, points 35
8.8

Alloy Composition


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Aluminum (Al), % 10 to 11
0
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
58 to 61
Iron (Fe), % 4.0 to 5.5
0 to 1.5
Lead (Pb), % 0 to 0.030
4.5 to 5.5
Manganese (Mn), % 0 to 1.5
0 to 0.5
Nickel (Ni), % 4.2 to 6.0
15.5 to 17
Tin (Sn), % 0 to 0.25
2.5 to 3.5
Zinc (Zn), % 0 to 0.3
10 to 19.5
Residuals, % 0 to 0.5
0 to 1.0