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C94100 Bronze vs. C97800 Nickel Silver

Both C94100 bronze and C97800 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 73% of their average alloy composition in common. There are 26 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 C94100 bronze and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
130
Elongation at Break, % 7.8
10
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 34
48
Tensile Strength: Ultimate (UTS), MPa 190
370
Tensile Strength: Yield (Proof), MPa 130
170

Thermal Properties

Latent Heat of Fusion, J/g 160
220
Maximum Temperature: Mechanical, °C 130
230
Melting Completion (Liquidus), °C 870
1180
Melting Onset (Solidus), °C 790
1140
Specific Heat Capacity, J/kg-K 330
390
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 29
40
Density, g/cm3 9.2
8.8
Embodied Carbon, kg CO2/kg material 3.0
5.1
Embodied Energy, MJ/kg 48
76
Embodied Water, L/kg 370
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
31
Resilience: Unit (Modulus of Resilience), kJ/m3 97
120
Stiffness to Weight: Axial, points 5.5
8.1
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 5.8
12
Strength to Weight: Bending, points 8.1
13
Thermal Shock Resistance, points 7.6
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.8
0 to 0.2
Copper (Cu), % 72 to 79
64 to 67
Iron (Fe), % 0 to 0.25
0 to 1.5
Lead (Pb), % 18 to 22
1.0 to 2.5
Nickel (Ni), % 0 to 1.0
24 to 27
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.15
Sulfur (S), % 0 to 0.080
0 to 0.080
Tin (Sn), % 4.5 to 6.5
4.0 to 5.5
Zinc (Zn), % 0 to 1.0
1.0 to 4.0
Residuals, % 0
0 to 0.4