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CC381H Copper-nickel vs. C26200 Brass

Both CC381H copper-nickel and C26200 brass are copper alloys. They have 67% of their average alloy composition in common. There are 28 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 CC381H copper-nickel and the bottom bar is C26200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Elongation at Break, % 20
3.0 to 180
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 52
41
Tensile Strength: Ultimate (UTS), MPa 380
330 to 770
Tensile Strength: Yield (Proof), MPa 140
110 to 490

Thermal Properties

Latent Heat of Fusion, J/g 240
180
Maximum Temperature: Mechanical, °C 260
140
Melting Completion (Liquidus), °C 1180
950
Melting Onset (Solidus), °C 1120
920
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 30
120
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
28
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
31

Otherwise Unclassified Properties

Base Metal Price, % relative 40
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 5.0
2.7
Embodied Energy, MJ/kg 73
45
Embodied Water, L/kg 280
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
19 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 68
62 to 1110
Stiffness to Weight: Axial, points 8.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
11 to 26
Strength to Weight: Bending, points 13
13 to 23
Thermal Diffusivity, mm2/s 8.4
38
Thermal Shock Resistance, points 13
11 to 26

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 64.5 to 69.9
67 to 70
Iron (Fe), % 0.5 to 1.5
0 to 0.050
Lead (Pb), % 0 to 0.030
0 to 0.070
Manganese (Mn), % 0.6 to 1.2
0
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0 to 0.5
29.6 to 33
Residuals, % 0
0 to 0.3