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C35000 Brass vs. C55181 Copper

Both C35000 brass and C55181 copper are copper alloys. They have 62% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C35000 brass and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 340 to 650
200

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 920
790
Melting Onset (Solidus), °C 890
710
Specific Heat Capacity, J/kg-K 380
410
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
28
Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.4
Embodied Energy, MJ/kg 45
38
Embodied Water, L/kg 320
290

Common Calculations

Stiffness to Weight: Axial, points 7.1
7.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 22
6.5
Strength to Weight: Bending, points 13 to 21
8.9
Thermal Shock Resistance, points 11 to 22
8.2

Alloy Composition

Copper (Cu), % 60 to 63
92.4 to 93
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0.8 to 2.0
0
Phosphorus (P), % 0
7.0 to 7.5
Zinc (Zn), % 34.5 to 39.2
0
Residuals, % 0
0 to 0.15