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CC380H Copper-nickel vs. C94400 Bronze

Both CC380H copper-nickel and C94400 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is CC380H copper-nickel and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
55
Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 26
18
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 47
37
Tensile Strength: Ultimate (UTS), MPa 310
220
Tensile Strength: Yield (Proof), MPa 120
110

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 220
150
Melting Completion (Liquidus), °C 1130
940
Melting Onset (Solidus), °C 1080
790
Specific Heat Capacity, J/kg-K 390
350
Thermal Conductivity, W/m-K 46
52
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
10
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 8.9
9.1
Embodied Carbon, kg CO2/kg material 3.8
3.4
Embodied Energy, MJ/kg 58
54
Embodied Water, L/kg 300
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
33
Resilience: Unit (Modulus of Resilience), kJ/m3 59
60
Stiffness to Weight: Axial, points 7.8
6.1
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 9.8
6.8
Strength to Weight: Bending, points 12
9.0
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 11
8.3

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 84.5 to 89
76.1 to 84
Iron (Fe), % 1.0 to 1.8
0 to 0.15
Lead (Pb), % 0 to 0.030
9.0 to 12
Manganese (Mn), % 1.0 to 1.5
0
Nickel (Ni), % 9.0 to 11
0 to 1.0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0 to 0.5
0 to 0.8