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C27400 Brass vs. C67600 Bronze

Both C27400 brass and C67600 bronze are copper alloys. They have a very high 96% of their average alloy composition in common. There are 24 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 C27400 brass and the bottom bar is C67600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 370 to 650
430 to 570

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 920
890
Melting Onset (Solidus), °C 870
870
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
24
Electrical Conductivity: Equal Weight (Specific), % IACS 31
27

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 320
330

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13 to 23
15 to 20
Strength to Weight: Bending, points 14 to 21
16 to 19
Thermal Diffusivity, mm2/s 37
35
Thermal Shock Resistance, points 12 to 22
14 to 19

Alloy Composition

Copper (Cu), % 61 to 64
57 to 60
Iron (Fe), % 0 to 0.1
0.4 to 1.3
Lead (Pb), % 0 to 0.050
0.5 to 1.0
Manganese (Mn), % 0
0.050 to 0.5
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 35.6 to 39
35.2 to 41.6
Residuals, % 0
0 to 0.5

Comparable Variants