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C27200 Brass vs. C96900 Copper-nickel

Both C27200 brass and C96900 copper-nickel 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 C27200 brass and the bottom bar is C96900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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