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C75700 Nickel Silver vs. C63020 Bronze

Both C75700 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 (2, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
6.8
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
44
Shear Strength, MPa 350 to 370
600
Tensile Strength: Ultimate (UTS), MPa 590 to 610
1020
Tensile Strength: Yield (Proof), MPa 470 to 580
740

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
230
Melting Completion (Liquidus), °C 1040
1070
Melting Onset (Solidus), °C 990
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 40
40
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 3.6
3.6
Embodied Energy, MJ/kg 56
58
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
63
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
2320
Stiffness to Weight: Axial, points 7.8
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
34
Strength to Weight: Bending, points 19
27
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 22 to 23
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), % 63.5 to 66.5
74.7 to 81.8
Iron (Fe), % 0 to 0.25
4.0 to 5.5
Lead (Pb), % 0 to 0.050
0 to 0.030
Manganese (Mn), % 0 to 0.5
0 to 1.5
Nickel (Ni), % 11 to 13
4.2 to 6.0
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 19.2 to 25.5
0 to 0.3
Residuals, % 0 to 0.5
0 to 0.5