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C81500 Copper vs. C95300 Bronze

Both C81500 copper and C95300 bronze are copper alloys. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is C95300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
120 to 170
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
14 to 25
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 350
520 to 610
Tensile Strength: Yield (Proof), MPa 280
190 to 310

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1090
1050
Melting Onset (Solidus), °C 1080
1040
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 320
63
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
13
Electrical Conductivity: Equal Weight (Specific), % IACS 83
14

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 41
52
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
73 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 330
170 to 420
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
17 to 21
Strength to Weight: Bending, points 12
17 to 19
Thermal Diffusivity, mm2/s 91
17
Thermal Shock Resistance, points 12
19 to 22

Alloy Composition


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Aluminum (Al), % 0 to 0.1
9.0 to 11
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
86.5 to 90.2
Iron (Fe), % 0 to 0.1
0.8 to 1.5
Lead (Pb), % 0 to 0.020
0
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0 to 1.0