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C63800 Bronze vs. CC381H Copper-nickel

Both C63800 bronze and CC381H copper-nickel are copper alloys. They have 68% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C63800 bronze and the bottom bar is CC381H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 7.9 to 41
20
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
52
Tensile Strength: Ultimate (UTS), MPa 460 to 1010
380

Thermal Properties

Latent Heat of Fusion, J/g 240
240
Maximum Temperature: Mechanical, °C 200
260
Melting Completion (Liquidus), °C 1030
1180
Melting Onset (Solidus), °C 1000
1120
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 40
30
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 10
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 30
40
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.0
Embodied Energy, MJ/kg 45
73
Embodied Water, L/kg 330
280

Common Calculations

Stiffness to Weight: Axial, points 7.4
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15 to 33
12
Strength to Weight: Bending, points 15 to 26
13
Thermal Diffusivity, mm2/s 11
8.4
Thermal Shock Resistance, points 17 to 36
13

Alloy Composition

Aluminum (Al), % 2.5 to 3.1
0 to 0.010
Carbon (C), % 0
0 to 0.030
Cobalt (Co), % 0.25 to 0.55
0
Copper (Cu), % 92.4 to 95.8
64.5 to 69.9
Iron (Fe), % 0 to 0.2
0.5 to 1.5
Lead (Pb), % 0 to 0.050
0 to 0.030
Manganese (Mn), % 0 to 0.1
0.6 to 1.2
Nickel (Ni), % 0 to 0.2
29 to 31
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 1.5 to 2.1
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 0 to 0.8
0 to 0.5
Residuals, % 0 to 0.5
0