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C82700 Copper vs. C47000 Brass

Both C82700 copper and C47000 brass are copper alloys. They have 59% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C82700 copper and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 1.8
36
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 46
40
Tensile Strength: Ultimate (UTS), MPa 1200
380
Tensile Strength: Yield (Proof), MPa 1020
150

Thermal Properties

Latent Heat of Fusion, J/g 240
170
Maximum Temperature: Mechanical, °C 300
120
Melting Completion (Liquidus), °C 950
900
Melting Onset (Solidus), °C 860
890
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 17
21

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 12
2.7
Embodied Energy, MJ/kg 180
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
110
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
100
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 38
13
Strength to Weight: Bending, points 29
15
Thermal Diffusivity, mm2/s 39
38
Thermal Shock Resistance, points 41
13

Alloy Composition


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Aluminum (Al), % 0 to 0.15
0 to 0.010
Beryllium (Be), % 2.4 to 2.6
0
Chromium (Cr), % 0 to 0.090
0
Copper (Cu), % 94.6 to 96.7
57 to 61
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.020
0 to 0.050
Nickel (Ni), % 1.0 to 1.5
0
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0.25 to 1.0
Zinc (Zn), % 0 to 0.1
37.5 to 42.8
Residuals, % 0 to 0.5
0 to 0.4