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C82700 Copper vs. C92300 Bronze

Both C82700 copper and C92300 bronze are copper alloys. They have 88% of their average alloy composition in common. There are 27 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 C82700 copper and the bottom bar is C92300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.8
19
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 46
40
Tensile Strength: Ultimate (UTS), MPa 1200
300
Tensile Strength: Yield (Proof), MPa 1020
140

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 950
1000
Melting Onset (Solidus), °C 860
850
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 130
75
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
12
Electrical Conductivity: Equal Weight (Specific), % IACS 21
12

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 12
3.4
Embodied Energy, MJ/kg 180
56
Embodied Water, L/kg 310
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
47
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
86
Stiffness to Weight: Axial, points 7.8
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 38
9.5
Strength to Weight: Bending, points 29
11
Thermal Diffusivity, mm2/s 39
23
Thermal Shock Resistance, points 41
11

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Beryllium (Be), % 2.4 to 2.6
0
Chromium (Cr), % 0 to 0.090
0
Copper (Cu), % 94.6 to 96.7
85 to 89
Iron (Fe), % 0 to 0.25
0 to 0.25
Lead (Pb), % 0 to 0.020
0.3 to 1.0
Nickel (Ni), % 1.0 to 1.5
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.15
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.1
7.5 to 9.0
Zinc (Zn), % 0 to 0.1
2.5 to 5.0
Residuals, % 0
0 to 0.7