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C96900 Copper-nickel vs. C44500 Brass

Both C96900 copper-nickel and C44500 brass are copper alloys. They have 73% of their average alloy composition in common. There are 24 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 C44500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 45
41
Tensile Strength: Ultimate (UTS), MPa 850
350
Tensile Strength: Yield (Proof), MPa 830
120

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 210
140
Melting Completion (Liquidus), °C 1060
940
Melting Onset (Solidus), °C 960
900
Specific Heat Capacity, J/kg-K 380
380
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
27

Otherwise Unclassified Properties

Base Metal Price, % relative 39
26
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 4.6
2.7
Embodied Energy, MJ/kg 72
46
Embodied Water, L/kg 360
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 2820
65
Stiffness to Weight: Axial, points 7.7
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 27
12
Strength to Weight: Bending, points 23
13
Thermal Shock Resistance, points 30
12

Alloy Composition

Copper (Cu), % 73.6 to 78
70 to 73
Iron (Fe), % 0 to 0.5
0 to 0.060
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
Phosphorus (P), % 0
0.020 to 0.1
Silicon (Si), % 0 to 0.3
0
Tin (Sn), % 7.5 to 8.5
0.9 to 1.2
Zinc (Zn), % 0 to 0.5
25.2 to 29.1
Residuals, % 0
0 to 0.4