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C95820 Bronze vs. C70400 Copper-nickel

Both C95820 bronze and C70400 copper-nickel are copper alloys. They have 88% of their average alloy composition in common. There are 26 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 C95820 bronze and the bottom bar is C70400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
45
Tensile Strength: Ultimate (UTS), MPa 730
300 to 310
Tensile Strength: Yield (Proof), MPa 310
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 230
210
Melting Completion (Liquidus), °C 1080
1120
Melting Onset (Solidus), °C 1020
1060
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 38
64
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
14
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
14

Otherwise Unclassified Properties

Base Metal Price, % relative 29
32
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 3.5
3.0
Embodied Energy, MJ/kg 56
47
Embodied Water, L/kg 380
300

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 400
38 to 220
Stiffness to Weight: Axial, points 8.0
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 24
9.3 to 9.8
Strength to Weight: Bending, points 22
11 to 12
Thermal Diffusivity, mm2/s 11
18
Thermal Shock Resistance, points 25
10 to 11

Alloy Composition

Aluminum (Al), % 9.0 to 10
0
Copper (Cu), % 77.5 to 82.5
89.8 to 93.6
Iron (Fe), % 4.0 to 5.0
1.3 to 1.7
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0 to 1.5
0.3 to 0.8
Nickel (Ni), % 4.5 to 5.8
4.8 to 6.2
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.2
0 to 1.0
Residuals, % 0
0 to 0.5