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C69710 Brass vs. C76400 Nickel Silver

Both C69710 brass and C76400 nickel silver are copper alloys. They have 78% of their average alloy composition in common. There are 24 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 C69710 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 0.32
0.32
Shear Modulus, GPa 41
46
Tensile Strength: Ultimate (UTS), MPa 470
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 240
200
Maximum Temperature: Mechanical, °C 160
190
Melting Completion (Liquidus), °C 930
990
Melting Onset (Solidus), °C 880
950
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 40
31
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 26
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 310
300

Common Calculations

Stiffness to Weight: Axial, points 7.3
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 12
9.3
Thermal Shock Resistance, points 16
19 to 20

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
58.5 to 61.5
Iron (Fe), % 0 to 0.2
0 to 0.25
Lead (Pb), % 0.5 to 1.5
0 to 0.050
Manganese (Mn), % 0 to 0.4
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Silicon (Si), % 2.5 to 3.5
0
Zinc (Zn), % 13.8 to 22
17.7 to 25
Residuals, % 0
0 to 0.5