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C43000 Brass vs. C11100 Copper

Both C43000 brass and C11100 copper are copper alloys. They have 86% 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 C43000 brass and the bottom bar is C11100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 55
1.5
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Shear Strength, MPa 230 to 410
230
Tensile Strength: Ultimate (UTS), MPa 320 to 710
460
Tensile Strength: Yield (Proof), MPa 130 to 550
420

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1030
1080
Melting Onset (Solidus), °C 1000
1070
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
390
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
100
Electrical Conductivity: Equal Weight (Specific), % IACS 28
100

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.6
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 150
6.6
Resilience: Unit (Modulus of Resilience), kJ/m3 82 to 1350
750
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 23
14
Strength to Weight: Bending, points 12 to 20
15
Thermal Diffusivity, mm2/s 36
110
Thermal Shock Resistance, points 11 to 25
16

Alloy Composition

Copper (Cu), % 84 to 87
99.9 to 100
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.1
0
Tin (Sn), % 1.7 to 2.7
0
Zinc (Zn), % 9.7 to 14.3
0
Residuals, % 0
0 to 0.1