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C75700 Nickel Silver vs. C86800 Bronze

Both C75700 nickel silver and C86800 bronze are copper alloys. They have 82% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C86800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
22
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 590 to 610
570
Tensile Strength: Yield (Proof), MPa 470 to 580
260

Thermal Properties

Latent Heat of Fusion, J/g 200
180
Maximum Temperature: Mechanical, °C 180
140
Melting Completion (Liquidus), °C 1040
900
Melting Onset (Solidus), °C 990
880
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 3.6
3.0
Embodied Energy, MJ/kg 56
51
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
310
Stiffness to Weight: Axial, points 7.8
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
20
Strength to Weight: Bending, points 19
19
Thermal Shock Resistance, points 22 to 23
18

Alloy Composition

Aluminum (Al), % 0
0 to 2.0
Copper (Cu), % 63.5 to 66.5
53.5 to 57
Iron (Fe), % 0 to 0.25
1.0 to 2.5
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 0 to 0.5
2.5 to 4.0
Nickel (Ni), % 11 to 13
2.5 to 4.0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 19.2 to 25.5
28.3 to 40.5
Residuals, % 0 to 0.5
0 to 1.0