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C31400 Bronze vs. CC380H Copper-nickel

Both C31400 bronze and CC380H copper-nickel are copper alloys. They have 87% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 6.8 to 29
26
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
47
Tensile Strength: Ultimate (UTS), MPa 270 to 420
310
Tensile Strength: Yield (Proof), MPa 78 to 310
120

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1040
1130
Melting Onset (Solidus), °C 1010
1080
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 180
46
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
11
Electrical Conductivity: Equal Weight (Specific), % IACS 43
11

Otherwise Unclassified Properties

Base Metal Price, % relative 29
36
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 42
58
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
65
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
59
Stiffness to Weight: Axial, points 7.1
7.8
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
9.8
Strength to Weight: Bending, points 11 to 14
12
Thermal Diffusivity, mm2/s 54
13
Thermal Shock Resistance, points 9.6 to 15
11

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 87.5 to 90.5
84.5 to 89
Iron (Fe), % 0 to 0.1
1.0 to 1.8
Lead (Pb), % 1.3 to 2.5
0 to 0.030
Manganese (Mn), % 0
1.0 to 1.5
Nickel (Ni), % 0 to 0.7
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 5.8 to 11.2
0 to 0.5
Residuals, % 0 to 0.4
0