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C96900 Copper-nickel vs. C42600 Brass

Both C96900 copper-nickel and C42600 brass are copper alloys. They have 80% of their average alloy composition in common. There are 26 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 C96900 copper-nickel and the bottom bar is C42600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 4.5
1.1 to 40
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 850
410 to 830
Tensile Strength: Yield (Proof), MPa 830
220 to 810

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 1060
1030
Melting Onset (Solidus), °C 960
1010
Specific Heat Capacity, J/kg-K 380
380
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
26

Otherwise Unclassified Properties

Base Metal Price, % relative 39
31
Density, g/cm3 8.8
8.7
Embodied Carbon, kg CO2/kg material 4.6
2.9
Embodied Energy, MJ/kg 72
48
Embodied Water, L/kg 360
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
9.4 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
230 to 2970
Stiffness to Weight: Axial, points 7.7
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 27
13 to 27
Strength to Weight: Bending, points 23
14 to 23
Thermal Shock Resistance, points 30
15 to 29

Alloy Composition

Copper (Cu), % 73.6 to 78
87 to 90
Iron (Fe), % 0 to 0.5
0.050 to 0.2
Lead (Pb), % 0 to 0.020
0 to 0.050
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0
Nickel (Ni), % 14.5 to 15.5
0.050 to 0.2
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0.020 to 0.050
Silicon (Si), % 0 to 0.3
0
Tin (Sn), % 7.5 to 8.5
2.5 to 4.0
Zinc (Zn), % 0 to 0.5
5.3 to 10.4
Residuals, % 0
0 to 0.2