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C60800 Bronze vs. C73100 Nickel Silver

Both C60800 bronze and C73100 nickel silver are copper alloys. They have 75% of their average alloy composition in common.

For each property being compared, the top bar is C60800 bronze and the bottom bar is C73100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 55
3.4 to 8.0
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 46
43
Shear Strength, MPa 290
260 to 370
Tensile Strength: Ultimate (UTS), MPa 390
450 to 640
Tensile Strength: Yield (Proof), MPa 150
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 220
190
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 1060
1030
Melting Onset (Solidus), °C 1050
1000
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 80
35
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 18
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.6
8.4
Embodied Carbon, kg CO2/kg material 2.9
3.0
Embodied Energy, MJ/kg 48
49
Embodied Water, L/kg 360
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 94
790 to 1560
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
15 to 21
Strength to Weight: Bending, points 14
15 to 20
Thermal Diffusivity, mm2/s 23
11
Thermal Shock Resistance, points 14
15 to 21

Alloy Composition


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Aluminum (Al), % 5.0 to 6.5
0
Arsenic (As), % 0.020 to 0.35
0
Copper (Cu), % 92.5 to 95
70.8 to 78
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.1
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
4.0 to 6.0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
18 to 22
Residuals, % 0 to 0.5
0 to 0.5