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C27400 Brass vs. C99500 Copper

Both C27400 brass and C99500 copper are copper alloys. They have 64% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is C99500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 370 to 650
540

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 920
1090
Melting Onset (Solidus), °C 870
1040
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
10
Electrical Conductivity: Equal Weight (Specific), % IACS 31
10

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 23
17
Strength to Weight: Bending, points 14 to 21
17
Thermal Shock Resistance, points 12 to 22
19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 61 to 64
82.5 to 92
Iron (Fe), % 0 to 0.1
3.0 to 5.0
Lead (Pb), % 0 to 0.050
0 to 0.25
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
3.5 to 5.5
Silicon (Si), % 0
0.5 to 2.0
Zinc (Zn), % 35.6 to 39
0.5 to 2.0
Residuals, % 0
0 to 0.3