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C27000 Brass vs. C17000 Copper

Both C27000 brass and C17000 copper are copper alloys. They have 66% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C27000 brass and the bottom bar is C17000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 370 to 650
490 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 130
270
Melting Completion (Liquidus), °C 930
980
Melting Onset (Solidus), °C 900
870
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
22
Electrical Conductivity: Equal Weight (Specific), % IACS 30
22

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
8.7
Embodied Energy, MJ/kg 45
140
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 22
15 to 41
Strength to Weight: Bending, points 14 to 21
16 to 30
Thermal Diffusivity, mm2/s 37
32
Thermal Shock Resistance, points 12 to 22
17 to 45

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.6 to 1.8
Copper (Cu), % 63 to 68.5
96.3 to 98.2
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0
0.2 to 0.6
Silicon (Si), % 0
0 to 0.2
Zinc (Zn), % 31 to 37
0
Residuals, % 0
0 to 0.5