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C63020 Bronze vs. C76400 Nickel Silver

Both C63020 bronze and C76400 nickel silver are copper alloys. They have 66% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C76400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 44
46
Tensile Strength: Ultimate (UTS), MPa 1020
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 230
200
Maximum Temperature: Mechanical, °C 230
190
Melting Completion (Liquidus), °C 1070
990
Melting Onset (Solidus), °C 1020
950
Specific Heat Capacity, J/kg-K 450
400
Thermal Conductivity, W/m-K 40
31
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 29
32
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 3.6
4.1
Embodied Energy, MJ/kg 58
63
Embodied Water, L/kg 390
300

Common Calculations

Stiffness to Weight: Axial, points 8.0
8.1
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 34
19 to 20
Strength to Weight: Bending, points 27
18 to 19
Thermal Diffusivity, mm2/s 11
9.3
Thermal Shock Resistance, points 35
19 to 20

Alloy Composition

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
58.5 to 61.5
Iron (Fe), % 4.0 to 5.5
0 to 0.25
Lead (Pb), % 0 to 0.030
0 to 0.050
Manganese (Mn), % 0 to 1.5
0 to 0.5
Nickel (Ni), % 4.2 to 6.0
16.5 to 19.5
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
17.7 to 25
Residuals, % 0 to 0.5
0 to 0.5