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C93500 Bronze vs. C77300 Nickel Silver

Both C93500 bronze and C77300 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 50% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C93500 bronze and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.35
0.3
Shear Modulus, GPa 38
42
Tensile Strength: Ultimate (UTS), MPa 220
540

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 1000
940
Melting Onset (Solidus), °C 850
920
Specific Heat Capacity, J/kg-K 360
390
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 15
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 350
310

Common Calculations

Stiffness to Weight: Axial, points 6.3
7.7
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 6.9
19
Strength to Weight: Bending, points 9.1
19
Thermal Shock Resistance, points 8.5
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.3
0
Copper (Cu), % 83 to 86
46 to 50
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 8.0 to 10
0 to 0.050
Nickel (Ni), % 0 to 1.0
9.0 to 11
Phosphorus (P), % 0 to 1.5
0 to 0.25
Silicon (Si), % 0 to 0.0050
0.040 to 0.25
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.3 to 6.0
0
Zinc (Zn), % 0 to 2.0
37.9 to 45
Residuals, % 0
0 to 0.5