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C43000 Brass vs. C19025 Copper

Both C43000 brass and C19025 copper are copper alloys. They have 87% of their average alloy composition in common. There are 26 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 C43000 brass and the bottom bar is C19025 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 55
8.0 to 17
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
43
Shear Strength, MPa 230 to 410
300 to 360
Tensile Strength: Ultimate (UTS), MPa 320 to 710
480 to 620

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
1020
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
40
Electrical Conductivity: Equal Weight (Specific), % IACS 28
40

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
320

Common Calculations

Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 23
15 to 19
Strength to Weight: Bending, points 12 to 20
15 to 18
Thermal Diffusivity, mm2/s 36
47
Thermal Shock Resistance, points 11 to 25
17 to 22

Alloy Composition

Copper (Cu), % 84 to 87
97.1 to 98.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.1
0
Nickel (Ni), % 0
0.8 to 1.2
Phosphorus (P), % 0
0.030 to 0.070
Tin (Sn), % 1.7 to 2.7
0.7 to 1.1
Zinc (Zn), % 9.7 to 14.3
0 to 0.2
Residuals, % 0
0 to 0.3