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C81500 Copper vs. C41300 Brass

Both C81500 copper and C41300 brass are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C81500 copper and the bottom bar is C41300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
2.0 to 44
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 350
300 to 630
Tensile Strength: Yield (Proof), MPa 280
120 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1090
1040
Melting Onset (Solidus), °C 1080
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
130
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
30
Electrical Conductivity: Equal Weight (Specific), % IACS 83
31

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 8.9
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
11 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 330
69 to 1440
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
9.6 to 20
Strength to Weight: Bending, points 12
11 to 19
Thermal Diffusivity, mm2/s 91
40
Thermal Shock Resistance, points 12
11 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
89 to 93
Iron (Fe), % 0 to 0.1
0 to 0.050
Lead (Pb), % 0 to 0.020
0 to 0.1
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0.7 to 1.3
Zinc (Zn), % 0 to 0.1
5.1 to 10.3
Residuals, % 0 to 0.5
0 to 0.5