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C72150 Copper-nickel vs. C46200 Brass

Both C72150 copper-nickel and C46200 brass are copper alloys. They have 55% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C72150 copper-nickel and the bottom bar is C46200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
100
Elongation at Break, % 29
17 to 34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 55
40
Shear Strength, MPa 320
240 to 290
Tensile Strength: Ultimate (UTS), MPa 490
370 to 480
Tensile Strength: Yield (Proof), MPa 210
120 to 290

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 600
120
Melting Completion (Liquidus), °C 1210
840
Melting Onset (Solidus), °C 1250
800
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 14
20

Otherwise Unclassified Properties

Base Metal Price, % relative 45
24
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 6.1
2.7
Embodied Energy, MJ/kg 88
46
Embodied Water, L/kg 270
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
69 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 150
72 to 400
Stiffness to Weight: Axial, points 9.1
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
13 to 16
Strength to Weight: Bending, points 15
14 to 17
Thermal Diffusivity, mm2/s 6.0
35
Thermal Shock Resistance, points 18
12 to 16

Alloy Composition


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Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
62 to 65
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 43 to 46
0
Silicon (Si), % 0 to 0.5
0
Tin (Sn), % 0
0.5 to 1.0
Zinc (Zn), % 0 to 0.2
33.3 to 37.5
Residuals, % 0 to 0.5
0 to 0.4