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C69400 Brass vs. C97400 Nickel Silver

Both C69400 brass and C97400 nickel silver are copper alloys. They have 74% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is C97400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 17
20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 570
260
Tensile Strength: Yield (Proof), MPa 270
120

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 920
1100
Melting Onset (Solidus), °C 820
1070
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 26
27
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
33
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 44
64
Embodied Water, L/kg 300
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
43
Resilience: Unit (Modulus of Resilience), kJ/m3 340
59
Stiffness to Weight: Axial, points 7.4
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19
8.5
Strength to Weight: Bending, points 18
11
Thermal Diffusivity, mm2/s 7.7
8.3
Thermal Shock Resistance, points 20
8.8

Alloy Composition

Copper (Cu), % 80 to 83
58 to 61
Iron (Fe), % 0 to 0.2
0 to 1.5
Lead (Pb), % 0 to 0.3
4.5 to 5.5
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
15.5 to 17
Silicon (Si), % 3.5 to 4.5
0
Tin (Sn), % 0
2.5 to 3.5
Zinc (Zn), % 11.5 to 16.5
10 to 19.5
Residuals, % 0
0 to 1.0