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C78200 Nickel Silver vs. C63020 Bronze

Both C78200 nickel silver and C63020 bronze 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 C78200 nickel silver and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 40
6.8
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 43
44
Shear Strength, MPa 280 to 400
600
Tensile Strength: Ultimate (UTS), MPa 370 to 630
1020
Tensile Strength: Yield (Proof), MPa 170 to 570
740

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 1000
1070
Melting Onset (Solidus), °C 970
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 48
40
Thermal Expansion, µm/m-K 19
18

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 3.3
3.6
Embodied Energy, MJ/kg 52
58
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 120
63
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1440
2320
Stiffness to Weight: Axial, points 7.4
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 12 to 21
34
Strength to Weight: Bending, points 14 to 19
27
Thermal Diffusivity, mm2/s 15
11
Thermal Shock Resistance, points 12 to 21
35

Alloy Composition

Aluminum (Al), % 0
10 to 11
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 63 to 67
74.7 to 81.8
Iron (Fe), % 0 to 0.35
4.0 to 5.5
Lead (Pb), % 1.5 to 2.5
0 to 0.030
Manganese (Mn), % 0 to 0.5
0 to 1.5
Nickel (Ni), % 7.0 to 9.0
4.2 to 6.0
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 20.2 to 28.5
0 to 0.3
Residuals, % 0
0 to 0.5