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C96900 Copper-nickel vs. C66300 Brass

Both C96900 copper-nickel and C66300 brass are copper alloys. They have 79% 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 C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 4.5
2.3 to 22
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 850
460 to 810
Tensile Strength: Yield (Proof), MPa 830
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 1060
1050
Melting Onset (Solidus), °C 960
1000
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
29
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 4.6
2.8
Embodied Energy, MJ/kg 72
46
Embodied Water, L/kg 360
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
17 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
710 to 2850
Stiffness to Weight: Axial, points 7.7
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 27
15 to 26
Strength to Weight: Bending, points 23
15 to 22
Thermal Shock Resistance, points 30
16 to 28

Alloy Composition

Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 73.6 to 78
84.5 to 87.5
Iron (Fe), % 0 to 0.5
1.4 to 2.4
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
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.35
Silicon (Si), % 0 to 0.3
0
Tin (Sn), % 7.5 to 8.5
1.5 to 3.0
Zinc (Zn), % 0 to 0.5
6.0 to 12.8
Residuals, % 0
0 to 0.5