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C86700 Bronze vs. C27000 Brass

Both C86700 bronze and C27000 brass are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C86700 bronze and the bottom bar is C27000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 630
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 880
930
Melting Onset (Solidus), °C 860
900
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 89
120
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
27
Electrical Conductivity: Equal Weight (Specific), % IACS 19
30

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 340
320

Common Calculations

Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 22
13 to 22
Strength to Weight: Bending, points 21
14 to 21
Thermal Diffusivity, mm2/s 28
37
Thermal Shock Resistance, points 21
12 to 22

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0
Copper (Cu), % 55 to 60
63 to 68.5
Iron (Fe), % 1.0 to 3.0
0 to 0.1
Lead (Pb), % 0.5 to 1.5
0 to 0.070
Manganese (Mn), % 1.0 to 3.5
0
Nickel (Ni), % 0 to 1.0
0
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 30 to 38
31 to 37
Residuals, % 0
0 to 0.3