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C17500 Copper vs. C31400 Bronze

Both C17500 copper and C31400 bronze are copper alloys. They have 89% of their average alloy composition in common. There are 29 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 C17500 copper and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.0 to 30
6.8 to 29
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 45
42
Shear Strength, MPa 200 to 520
180 to 240
Tensile Strength: Ultimate (UTS), MPa 310 to 860
270 to 420
Tensile Strength: Yield (Proof), MPa 170 to 760
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 220
200
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1060
1040
Melting Onset (Solidus), °C 1020
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 200
180
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24 to 53
42
Electrical Conductivity: Equal Weight (Specific), % IACS 24 to 54
43

Otherwise Unclassified Properties

Base Metal Price, % relative 60
29
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 4.7
2.6
Embodied Energy, MJ/kg 73
42
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 120
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 2390
28 to 420
Stiffness to Weight: Axial, points 7.5
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 9.7 to 27
8.7 to 13
Strength to Weight: Bending, points 11 to 23
11 to 14
Thermal Diffusivity, mm2/s 59
54
Thermal Shock Resistance, points 11 to 29
9.6 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 0.4 to 0.7
0
Cobalt (Co), % 2.4 to 2.7
0
Copper (Cu), % 95.6 to 97.2
87.5 to 90.5
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0
1.3 to 2.5
Nickel (Ni), % 0
0 to 0.7
Silicon (Si), % 0 to 0.2
0
Zinc (Zn), % 0
5.8 to 11.2
Residuals, % 0
0 to 0.4