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C43000 Brass vs. C18200 Copper

Both C43000 brass and C18200 copper are copper alloys. They have 86% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C43000 brass and the bottom bar is C18200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 55
11 to 40
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 30 to 100
65 to 82
Shear Modulus, GPa 42
44
Shear Strength, MPa 230 to 410
210 to 320
Tensile Strength: Ultimate (UTS), MPa 320 to 710
310 to 530
Tensile Strength: Yield (Proof), MPa 130 to 550
97 to 450

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
320
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
80
Electrical Conductivity: Equal Weight (Specific), % IACS 28
81

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.6
8.9
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
43 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 82 to 1350
40 to 860
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 23
9.6 to 16
Strength to Weight: Bending, points 12 to 20
11 to 16
Thermal Diffusivity, mm2/s 36
93
Thermal Shock Resistance, points 11 to 25
11 to 18

Alloy Composition

Chromium (Cr), % 0
0.6 to 1.2
Copper (Cu), % 84 to 87
98.6 to 99.4
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.1
0 to 0.050
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 1.7 to 2.7
0
Zinc (Zn), % 9.7 to 14.3
0
Residuals, % 0 to 0.5
0