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C17000 Copper vs. C23000 Brass

Both C17000 copper and C23000 brass are copper alloys. They have 85% of their average alloy composition in common. There are 28 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 C17000 copper and the bottom bar is C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.1 to 31
2.9 to 47
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
42
Shear Strength, MPa 320 to 750
220 to 340
Tensile Strength: Ultimate (UTS), MPa 490 to 1310
280 to 590
Tensile Strength: Yield (Proof), MPa 160 to 1140
83 to 480

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 270
170
Melting Completion (Liquidus), °C 980
1030
Melting Onset (Solidus), °C 870
990
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
160
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
37
Electrical Conductivity: Equal Weight (Specific), % IACS 22
39

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 8.7
2.6
Embodied Energy, MJ/kg 140
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 390
6.2 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5420
31 to 1040
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15 to 41
8.9 to 19
Strength to Weight: Bending, points 16 to 30
11 to 18
Thermal Diffusivity, mm2/s 32
48
Thermal Shock Resistance, points 17 to 45
9.4 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.6 to 1.8
0
Copper (Cu), % 96.3 to 98.2
84 to 86
Iron (Fe), % 0 to 0.4
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 0.2 to 0.6
0
Silicon (Si), % 0 to 0.2
0
Zinc (Zn), % 0
13.7 to 16
Residuals, % 0
0 to 0.2