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C26000 Brass vs. C18200 Copper

Both C26000 brass and C18200 copper are copper alloys. They have 70% 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 C26000 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, % 2.5 to 66
11 to 40
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 53 to 93
65 to 82
Shear Modulus, GPa 41
44
Shear Strength, MPa 230 to 390
210 to 320
Tensile Strength: Ultimate (UTS), MPa 320 to 680
310 to 530
Tensile Strength: Yield (Proof), MPa 110 to 570
97 to 450

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 950
1080
Melting Onset (Solidus), °C 920
1070
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
320
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
80
Electrical Conductivity: Equal Weight (Specific), % IACS 31
81

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 420
43 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
40 to 860
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 23
9.6 to 16
Strength to Weight: Bending, points 13 to 21
11 to 16
Thermal Diffusivity, mm2/s 38
93
Thermal Shock Resistance, points 11 to 23
11 to 18

Alloy Composition

Bismuth (Bi), % 0 to 0.0059
0
Chromium (Cr), % 0
0.6 to 1.2
Copper (Cu), % 68.5 to 71.5
98.6 to 99.4
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.070
0 to 0.050
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 28.1 to 31.5
0
Residuals, % 0 to 0.3
0