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C72200 Copper-nickel vs. CC750S Brass

Both C72200 copper-nickel and CC750S brass are copper alloys. They have 66% 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 C72200 copper-nickel and the bottom bar is CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 48
40
Tensile Strength: Ultimate (UTS), MPa 350 to 580
200

Thermal Properties

Latent Heat of Fusion, J/g 220
170
Maximum Temperature: Mechanical, °C 230
130
Melting Completion (Liquidus), °C 1180
860
Melting Onset (Solidus), °C 1120
810
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 34
110
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
24
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
26

Otherwise Unclassified Properties

Base Metal Price, % relative 36
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 3.9
2.8
Embodied Energy, MJ/kg 59
46
Embodied Water, L/kg 300
330

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 18
6.8
Strength to Weight: Bending, points 12 to 17
9.3
Thermal Diffusivity, mm2/s 9.6
35
Thermal Shock Resistance, points 12 to 20
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Chromium (Cr), % 0.3 to 0.7
0
Copper (Cu), % 78.1 to 84.2
62 to 67
Iron (Fe), % 0.5 to 1.0
0 to 0.8
Lead (Pb), % 0 to 0.050
1.0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 0.2
Nickel (Ni), % 15 to 18
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0 to 1.0
26.3 to 36
Residuals, % 0 to 0.2
0