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C63020 Bronze vs. C73500 Nickel Silver

Both C63020 bronze and C73500 nickel silver are copper alloys. They have 78% 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 C63020 bronze and the bottom bar is C73500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
47
Tensile Strength: Ultimate (UTS), MPa 1020
380 to 580

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 230
220
Melting Completion (Liquidus), °C 1070
1140
Melting Onset (Solidus), °C 1020
1090
Specific Heat Capacity, J/kg-K 450
400
Thermal Conductivity, W/m-K 40
36
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
35
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 3.6
4.0
Embodied Energy, MJ/kg 58
61
Embodied Water, L/kg 390
300

Common Calculations

Stiffness to Weight: Axial, points 8.0
8.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
12 to 19
Strength to Weight: Bending, points 27
13 to 18
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 35
13 to 19

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
70.5 to 73.5
Iron (Fe), % 4.0 to 5.5
0 to 0.25
Lead (Pb), % 0 to 0.030
0 to 0.1
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
5.7 to 13
Residuals, % 0 to 0.5
0 to 0.5