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C72150 Copper-nickel vs. CC767S Brass

Both C72150 copper-nickel and CC767S brass are copper alloys. They have 56% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C72150 copper-nickel and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
86
Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 29
34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 55
40
Tensile Strength: Ultimate (UTS), MPa 490
430
Tensile Strength: Yield (Proof), MPa 210
150

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 600
120
Melting Completion (Liquidus), °C 1210
840
Melting Onset (Solidus), °C 1250
790
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 14
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
32
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
36

Otherwise Unclassified Properties

Base Metal Price, % relative 45
23
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 6.1
2.7
Embodied Energy, MJ/kg 88
47
Embodied Water, L/kg 270
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 150
100
Stiffness to Weight: Axial, points 9.1
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 15
16
Thermal Diffusivity, mm2/s 6.0
34
Thermal Shock Resistance, points 18
14

Alloy Composition


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Aluminum (Al), % 0
0.1 to 0.8
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
58 to 64
Iron (Fe), % 0 to 0.1
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.1
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 43 to 46
0 to 1.0
Silicon (Si), % 0 to 0.5
0 to 0.2
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
32.8 to 41.9
Residuals, % 0 to 0.5
0