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C96900 Copper-nickel vs. C27200 Brass

Both C96900 copper-nickel and C27200 brass are copper alloys. They have 64% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C96900 copper-nickel and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 4.5
10 to 50
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 850
370 to 590
Tensile Strength: Yield (Proof), MPa 830
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 210
130
Melting Completion (Liquidus), °C 1060
920
Melting Onset (Solidus), °C 960
870
Specific Heat Capacity, J/kg-K 380
390
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
28
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
31

Otherwise Unclassified Properties

Base Metal Price, % relative 39
24
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 4.6
2.7
Embodied Energy, MJ/kg 72
45
Embodied Water, L/kg 360
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
110 to 810
Stiffness to Weight: Axial, points 7.7
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 27
13 to 20
Strength to Weight: Bending, points 23
14 to 19
Thermal Shock Resistance, points 30
12 to 20

Alloy Composition

Copper (Cu), % 73.6 to 78
62 to 65
Iron (Fe), % 0 to 0.5
0 to 0.070
Lead (Pb), % 0 to 0.020
0 to 0.070
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0
Nickel (Ni), % 14.5 to 15.5
0
Niobium (Nb), % 0 to 0.1
0
Silicon (Si), % 0 to 0.3
0
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 0 to 0.5
34.6 to 38
Residuals, % 0
0 to 0.3