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C87500 Brass vs. C76400 Nickel Silver

Both C87500 brass and C76400 nickel silver are copper alloys. They have 74% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is C76400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
46
Tensile Strength: Ultimate (UTS), MPa 460
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 920
990
Melting Onset (Solidus), °C 820
950
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 28
31
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 27
32
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 44
63
Embodied Water, L/kg 300
300

Common Calculations

Stiffness to Weight: Axial, points 7.4
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 16
19 to 20
Strength to Weight: Bending, points 16
18 to 19
Thermal Diffusivity, mm2/s 8.3
9.3
Thermal Shock Resistance, points 17
19 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
58.5 to 61.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.5
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Silicon (Si), % 3.0 to 5.0
0
Zinc (Zn), % 12 to 16
17.7 to 25
Residuals, % 0
0 to 0.5