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C86300 Bronze vs. C27400 Brass

Both C86300 bronze and C27400 brass are copper alloys. They have 88% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is C27400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 850
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 920
920
Melting Onset (Solidus), °C 890
870
Specific Heat Capacity, J/kg-K 420
390
Thermal Conductivity, W/m-K 35
120
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
28
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
31

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 360
320

Common Calculations

Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 30
13 to 23
Strength to Weight: Bending, points 25
14 to 21
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 28
12 to 22

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
61 to 64
Iron (Fe), % 2.0 to 4.0
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.050
Manganese (Mn), % 2.5 to 5.0
0
Nickel (Ni), % 0 to 1.0
0
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
35.6 to 39
Residuals, % 0 to 1.0
0 to 0.3