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C72150 Copper-nickel vs. C84000 Brass

Both C72150 copper-nickel and C84000 brass are copper alloys. They have 56% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C72150 copper-nickel and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
65
Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 29
27
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 55
42
Tensile Strength: Ultimate (UTS), MPa 490
250
Tensile Strength: Yield (Proof), MPa 210
140

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 600
170
Melting Completion (Liquidus), °C 1210
1040
Melting Onset (Solidus), °C 1250
940
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 22
72
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
16
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
17

Otherwise Unclassified Properties

Base Metal Price, % relative 45
30
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 6.1
3.0
Embodied Energy, MJ/kg 88
49
Embodied Water, L/kg 270
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
58
Resilience: Unit (Modulus of Resilience), kJ/m3 150
83
Stiffness to Weight: Axial, points 9.1
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
8.2
Strength to Weight: Bending, points 15
10
Thermal Diffusivity, mm2/s 6.0
22
Thermal Shock Resistance, points 18
9.0

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
82 to 89
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0 to 0.050
0 to 0.090
Manganese (Mn), % 0 to 0.050
0 to 0.010
Nickel (Ni), % 43 to 46
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 0 to 0.2
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0 to 0.5
0 to 0.7