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C63020 Bronze vs. C73100 Nickel Silver

Both C63020 bronze and C73100 nickel silver are copper alloys. They have 80% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C73100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
3.4 to 8.0
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 44
43
Shear Strength, MPa 600
260 to 370
Tensile Strength: Ultimate (UTS), MPa 1020
450 to 640
Tensile Strength: Yield (Proof), MPa 740
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1070
1030
Melting Onset (Solidus), °C 1020
1000
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 40
35
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 3.6
3.0
Embodied Energy, MJ/kg 58
49
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
790 to 1560
Stiffness to Weight: Axial, points 8.0
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
15 to 21
Strength to Weight: Bending, points 27
15 to 20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 35
15 to 21

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
70.8 to 78
Iron (Fe), % 4.0 to 5.5
0 to 0.1
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
4.0 to 6.0
Tin (Sn), % 0 to 0.25
0 to 0.1
Zinc (Zn), % 0 to 0.3
18 to 22
Residuals, % 0 to 0.5
0 to 0.5