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C97800 Nickel Silver vs. C91000 Bronze

Both C97800 nickel silver and C91000 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 72% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C97800 nickel silver and the bottom bar is C91000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Elongation at Break, % 10
7.0
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 48
39
Tensile Strength: Ultimate (UTS), MPa 370
230
Tensile Strength: Yield (Proof), MPa 170
150

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1180
960
Melting Onset (Solidus), °C 1140
820
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 25
64
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
37
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 5.1
4.1
Embodied Energy, MJ/kg 76
67
Embodied Water, L/kg 330
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
14
Resilience: Unit (Modulus of Resilience), kJ/m3 120
100
Stiffness to Weight: Axial, points 8.1
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
7.5
Strength to Weight: Bending, points 13
9.7
Thermal Diffusivity, mm2/s 7.3
20
Thermal Shock Resistance, points 13
8.8

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.2
0 to 0.2
Copper (Cu), % 64 to 67
84 to 86
Iron (Fe), % 0 to 1.5
0 to 0.1
Lead (Pb), % 1.0 to 2.5
0 to 0.2
Nickel (Ni), % 24 to 27
0 to 0.8
Phosphorus (P), % 0 to 0.050
0 to 1.5
Silicon (Si), % 0 to 0.15
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 4.0 to 5.5
14 to 16
Zinc (Zn), % 1.0 to 4.0
0 to 1.5
Residuals, % 0
0 to 0.6