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C73500 Nickel Silver vs. C66700 Brass

Both C73500 nickel silver and C66700 brass are copper alloys. They have 80% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C73500 nickel silver and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Poisson's Ratio 0.33
0.31
Rockwell B Hardness 73 to 88
57 to 93
Rockwell Superficial 30T Hardness 65 to 75
30 to 90
Shear Modulus, GPa 47
41
Tensile Strength: Ultimate (UTS), MPa 380 to 580
340 to 690

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 220
140
Melting Completion (Liquidus), °C 1140
1090
Melting Onset (Solidus), °C 1090
1050
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 36
97
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
17
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
19

Otherwise Unclassified Properties

Base Metal Price, % relative 35
25
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 4.0
2.7
Embodied Energy, MJ/kg 61
45
Embodied Water, L/kg 300
320

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 19
11 to 23
Strength to Weight: Bending, points 13 to 18
13 to 21
Thermal Diffusivity, mm2/s 10
30
Thermal Shock Resistance, points 13 to 19
11 to 23

Alloy Composition


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Copper (Cu), % 70.5 to 73.5
68.5 to 71.5
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.1
0 to 0.070
Manganese (Mn), % 0 to 0.5
0.8 to 1.5
Nickel (Ni), % 16.5 to 19.5
0
Zinc (Zn), % 5.7 to 13
26.3 to 30.7
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants