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C86300 Bronze vs. C27200 Brass

Both C86300 bronze and C27200 brass are copper alloys. They have 88% 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 C86300 bronze and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 14
10 to 50
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 850
370 to 590
Tensile Strength: Yield (Proof), MPa 480
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 160
130
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
20

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
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 360
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
110 to 810
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
13 to 20
Strength to Weight: Bending, points 25
14 to 19
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 28
12 to 20

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
62 to 65
Iron (Fe), % 2.0 to 4.0
0 to 0.070
Lead (Pb), % 0 to 0.2
0 to 0.070
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
34.6 to 38
Residuals, % 0 to 1.0
0 to 0.3