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C86700 Bronze vs. CC380H Copper-nickel

Both C86700 bronze and CC380H copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common. There are 28 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 C86700 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, % 17
26
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
47
Tensile Strength: Ultimate (UTS), MPa 630
310
Tensile Strength: Yield (Proof), MPa 250
120

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 880
1130
Melting Onset (Solidus), °C 860
1080
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 89
46
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
11
Electrical Conductivity: Equal Weight (Specific), % IACS 19
11

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.9
3.8
Embodied Energy, MJ/kg 49
58
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
65
Resilience: Unit (Modulus of Resilience), kJ/m3 290
59
Stiffness to Weight: Axial, points 7.5
7.8
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 22
9.8
Strength to Weight: Bending, points 21
12
Thermal Diffusivity, mm2/s 28
13
Thermal Shock Resistance, points 21
11

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0 to 0.010
Copper (Cu), % 55 to 60
84.5 to 89
Iron (Fe), % 1.0 to 3.0
1.0 to 1.8
Lead (Pb), % 0.5 to 1.5
0 to 0.030
Manganese (Mn), % 1.0 to 3.5
1.0 to 1.5
Nickel (Ni), % 0 to 1.0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 30 to 38
0 to 0.5
Residuals, % 0 to 1.0
0