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C68400 Brass vs. C55180 Copper

Both C68400 brass and C55180 copper are copper alloys. They have 62% 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 C68400 brass and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
20
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 540
200
Tensile Strength: Yield (Proof), MPa 310
100

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 840
920
Melting Onset (Solidus), °C 820
710
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 66
200
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 47
39
Embodied Water, L/kg 320
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
34
Resilience: Unit (Modulus of Resilience), kJ/m3 460
48
Stiffness to Weight: Axial, points 7.5
7.1
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 19
6.4
Strength to Weight: Bending, points 19
8.8
Thermal Diffusivity, mm2/s 21
56
Thermal Shock Resistance, points 18
7.9

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Copper (Cu), % 59 to 64
94.7 to 95.2
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0.030 to 0.3
4.8 to 5.2
Silicon (Si), % 1.5 to 2.5
0
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0 to 0.15