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C74400 Nickel Silver vs. C60800 Bronze

Both C74400 nickel silver and C60800 bronze are copper alloys. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is C60800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 43
55
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
46
Shear Strength, MPa 240
290
Tensile Strength: Ultimate (UTS), MPa 350
390
Tensile Strength: Yield (Proof), MPa 120
150

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 140
210
Melting Completion (Liquidus), °C 930
1060
Melting Onset (Solidus), °C 910
1050
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 120
80
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
17
Electrical Conductivity: Equal Weight (Specific), % IACS 29
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 2.9
2.9
Embodied Energy, MJ/kg 48
48
Embodied Water, L/kg 320
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 63
94
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
13
Strength to Weight: Bending, points 14
14
Thermal Diffusivity, mm2/s 37
23
Thermal Shock Resistance, points 12
14

Alloy Composition


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Aluminum (Al), % 0
5.0 to 6.5
Arsenic (As), % 0
0.020 to 0.35
Copper (Cu), % 62 to 66
92.5 to 95
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.1
Nickel (Ni), % 2.0 to 4.0
0
Zinc (Zn), % 29.6 to 36
0
Residuals, % 0 to 0.3
0 to 0.5