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C24000 Brass vs. C79600 Nickel Silver

Both C24000 brass and C79600 nickel silver are copper alloys. They have 65% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C24000 brass and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.3
Rockwell B Hardness 52 to 91
70
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 310 to 640
480

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 1000
930
Melting Onset (Solidus), °C 970
880
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 140
36
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 34
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 27
25
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 43
57
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 10 to 21
17
Strength to Weight: Bending, points 12 to 20
17
Thermal Diffusivity, mm2/s 43
12
Thermal Shock Resistance, points 10 to 22
15

Alloy Composition

Copper (Cu), % 78.5 to 81.5
43.5 to 46.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0
9.0 to 11
Zinc (Zn), % 18.2 to 21.5
38.3 to 45.2
Residuals, % 0
0 to 0.5