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C81500 Copper vs. C83300 Brass

Both C81500 copper and C83300 brass are copper alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
35
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
35
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 350
220
Tensile Strength: Yield (Proof), MPa 280
69

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1090
1060
Melting Onset (Solidus), °C 1080
1030
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
160
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
32
Electrical Conductivity: Equal Weight (Specific), % IACS 83
33

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
60
Resilience: Unit (Modulus of Resilience), kJ/m3 330
21
Stiffness to Weight: Axial, points 7.3
7.0
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
6.9
Strength to Weight: Bending, points 12
9.2
Thermal Diffusivity, mm2/s 91
48
Thermal Shock Resistance, points 12
7.9

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
92 to 94
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.020
1.0 to 2.0
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
1.0 to 2.0
Zinc (Zn), % 0 to 0.1
2.0 to 6.0
Residuals, % 0 to 0.5
0 to 0.7