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C72150 Copper-nickel vs. CC750S Brass

Both C72150 copper-nickel and CC750S brass are copper alloys. They have 55% 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 CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
54
Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 29
13
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 55
40
Tensile Strength: Ultimate (UTS), MPa 490
200
Tensile Strength: Yield (Proof), MPa 210
80

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 600
130
Melting Completion (Liquidus), °C 1210
860
Melting Onset (Solidus), °C 1250
810
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 14
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
24
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
26

Otherwise Unclassified Properties

Base Metal Price, % relative 45
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 6.1
2.8
Embodied Energy, MJ/kg 88
46
Embodied Water, L/kg 270
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
22
Resilience: Unit (Modulus of Resilience), kJ/m3 150
30
Stiffness to Weight: Axial, points 9.1
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
6.8
Strength to Weight: Bending, points 15
9.3
Thermal Diffusivity, mm2/s 6.0
35
Thermal Shock Resistance, points 18
6.7

Alloy Composition


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Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
62 to 67
Iron (Fe), % 0 to 0.1
0 to 0.8
Lead (Pb), % 0 to 0.050
1.0 to 3.0
Manganese (Mn), % 0 to 0.050
0 to 0.2
Nickel (Ni), % 43 to 46
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0 to 0.2
26.3 to 36
Residuals, % 0 to 0.5
0