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C73100 Nickel Silver vs. C90400 Bronze

Both C73100 nickel silver and C90400 bronze are copper alloys. They have 78% of their average alloy composition in common. There are 28 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 C73100 nickel silver and the bottom bar is C90400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.4 to 8.0
24
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 450 to 640
310
Tensile Strength: Yield (Proof), MPa 420 to 590
180

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1030
990
Melting Onset (Solidus), °C 1000
850
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 35
75
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
34
Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 310
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 35
65
Resilience: Unit (Modulus of Resilience), kJ/m3 790 to 1560
150
Stiffness to Weight: Axial, points 7.5
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 21
10
Strength to Weight: Bending, points 15 to 20
12
Thermal Diffusivity, mm2/s 11
23
Thermal Shock Resistance, points 15 to 21
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 70.8 to 78
86 to 89
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0 to 0.050
0 to 0.090
Manganese (Mn), % 0 to 0.5
0 to 0.010
Nickel (Ni), % 4.0 to 6.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0 to 0.1
7.5 to 8.5
Zinc (Zn), % 18 to 22
1.0 to 5.0
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7