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C63020 Bronze vs. C74500 Nickel Silver

Both C63020 bronze and C74500 nickel silver are copper alloys. They have 71% of their average alloy composition in common. There are 27 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 C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 6.8
3.0 to 24
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 44
44
Shear Strength, MPa 600
310 to 380
Tensile Strength: Ultimate (UTS), MPa 1020
390 to 700
Tensile Strength: Yield (Proof), MPa 740
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1070
1020
Melting Onset (Solidus), °C 1020
970
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 40
45
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 29
29
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 58
54
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
620 to 1540
Stiffness to Weight: Axial, points 8.0
7.7
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
13 to 23
Strength to Weight: Bending, points 27
14 to 21
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 35
13 to 23

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
63.5 to 66.5
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
9.0 to 11
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
21.2 to 27.5
Residuals, % 0 to 0.5
0 to 0.5