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C75700 Nickel Silver vs. C60800 Bronze

Both C75700 nickel silver and C60800 bronze are copper alloys. They have 65% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C60800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
55
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
46
Shear Strength, MPa 350 to 370
290
Tensile Strength: Ultimate (UTS), MPa 590 to 610
390
Tensile Strength: Yield (Proof), MPa 470 to 580
150

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 1040
1060
Melting Onset (Solidus), °C 990
1050
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 40
80
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
17
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
18

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.4
8.6
Embodied Carbon, kg CO2/kg material 3.6
2.9
Embodied Energy, MJ/kg 56
48
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
94
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
13
Strength to Weight: Bending, points 19
14
Thermal Diffusivity, mm2/s 12
23
Thermal Shock Resistance, points 22 to 23
14

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.5
Arsenic (As), % 0
0.020 to 0.35
Copper (Cu), % 63.5 to 66.5
92.5 to 95
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.1
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
0
Zinc (Zn), % 19.2 to 25.5
0
Residuals, % 0 to 0.5
0 to 0.5