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C73500 Nickel Silver vs. C54400 Bronze

Both C73500 nickel silver and C54400 bronze are copper alloys. They have 75% of their average alloy composition in common.

For each property being compared, the top bar is C73500 nickel silver and the bottom bar is C54400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 73 to 88
67 to 93
Rockwell Superficial 30T Hardness 65 to 75
33 to 79
Shear Modulus, GPa 47
40
Tensile Strength: Ultimate (UTS), MPa 380 to 580
330 to 720

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1140
1000
Melting Onset (Solidus), °C 1090
930
Specific Heat Capacity, J/kg-K 400
370
Thermal Conductivity, W/m-K 36
86
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
19
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
19

Otherwise Unclassified Properties

Base Metal Price, % relative 35
31
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 4.0
2.9
Embodied Energy, MJ/kg 61
48
Embodied Water, L/kg 300
340

Common Calculations

Stiffness to Weight: Axial, points 8.0
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 19
10 to 22
Strength to Weight: Bending, points 13 to 18
12 to 20
Thermal Diffusivity, mm2/s 10
26
Thermal Shock Resistance, points 13 to 19
12 to 26

Alloy Composition


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Copper (Cu), % 70.5 to 73.5
85.4 to 91.5
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.1
3.5 to 4.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 16.5 to 19.5
0
Phosphorus (P), % 0
0.010 to 0.5
Tin (Sn), % 0
3.5 to 4.5
Zinc (Zn), % 5.7 to 13
1.5 to 4.5
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants