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C85400 Brass vs. C77000 Nickel Silver

Both C85400 brass and C77000 nickel silver are copper alloys. They have 82% of their average alloy composition in common. There are 24 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 C85400 brass and the bottom bar is C77000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 220
420 to 800

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 940
1050
Melting Onset (Solidus), °C 940
1000
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 89
29
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 22
6.0

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.8
4.1
Embodied Energy, MJ/kg 46
63
Embodied Water, L/kg 330
300

Common Calculations

Stiffness to Weight: Axial, points 7.0
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 7.5
14 to 27
Strength to Weight: Bending, points 9.9
15 to 23
Thermal Diffusivity, mm2/s 28
8.8
Thermal Shock Resistance, points 7.6
15 to 28

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Copper (Cu), % 65 to 70
53.5 to 56.5
Iron (Fe), % 0 to 0.7
0 to 0.25
Lead (Pb), % 1.5 to 3.8
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 1.0
16.5 to 19.5
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
22.7 to 30
Residuals, % 0
0 to 0.5