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C97300 Nickel Silver vs. C86500 Bronze

Both C97300 nickel silver and C86500 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 79% of their average alloy composition in common.

For each property being compared, the top bar is C97300 nickel silver and the bottom bar is C86500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.0
25
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 230
530
Tensile Strength: Yield (Proof), MPa 110
190

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 150
120
Melting Completion (Liquidus), °C 1040
880
Melting Onset (Solidus), °C 1010
860
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 29
86
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
22
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
25

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 3.7
2.8
Embodied Energy, MJ/kg 59
48
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
110
Resilience: Unit (Modulus of Resilience), kJ/m3 59
180
Stiffness to Weight: Axial, points 7.0
7.4
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.6
19
Strength to Weight: Bending, points 9.8
18
Thermal Diffusivity, mm2/s 9.3
28
Thermal Shock Resistance, points 8.0
17

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0.5 to 1.5
Antimony (Sb), % 0 to 0.35
0
Copper (Cu), % 53 to 58
55 to 60
Iron (Fe), % 0 to 1.5
0.4 to 2.0
Lead (Pb), % 8.0 to 11
0 to 0.4
Manganese (Mn), % 0
0.1 to 1.5
Nickel (Ni), % 11 to 14
0 to 1.0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 1.5 to 3.0
0 to 1.0
Zinc (Zn), % 17 to 25
36 to 42
Residuals, % 0 to 1.0
0 to 1.0