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C77300 Nickel Silver vs. C93500 Bronze

Both C77300 nickel silver and C93500 bronze 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 C77300 nickel silver and the bottom bar is C93500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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