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C72150 Copper-nickel vs. C33200 Brass

Both C72150 copper-nickel and C33200 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 (2, in this case) are not shown.

For each property being compared, the top bar is C72150 copper-nickel and the bottom bar is C33200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
100
Elongation at Break, % 29
7.0 to 60
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 55
40
Shear Strength, MPa 320
240 to 300
Tensile Strength: Ultimate (UTS), MPa 490
320 to 520
Tensile Strength: Yield (Proof), MPa 210
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 600
130
Melting Completion (Liquidus), °C 1210
930
Melting Onset (Solidus), °C 1250
900
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 22
120
Thermal Expansion, µm/m-K 14
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
28

Otherwise Unclassified Properties

Base Metal Price, % relative 45
24
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 6.1
2.6
Embodied Energy, MJ/kg 88
44
Embodied Water, L/kg 270
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 150
60 to 960
Stiffness to Weight: Axial, points 9.1
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
11 to 17
Strength to Weight: Bending, points 15
13 to 17
Thermal Diffusivity, mm2/s 6.0
37
Thermal Shock Resistance, points 18
11 to 17

Alloy Composition


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Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
65 to 68
Iron (Fe), % 0 to 0.1
0 to 0.070
Lead (Pb), % 0 to 0.050
1.5 to 2.5
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 43 to 46
0
Silicon (Si), % 0 to 0.5
0
Zinc (Zn), % 0 to 0.2
29 to 33.5
Residuals, % 0 to 0.5
0 to 0.4