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C27400 Brass vs. C61000 Bronze

Both C27400 brass and C61000 bronze are copper alloys. They have 63% of their average alloy composition in common. There are 25 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 C27400 brass and the bottom bar is C61000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 53 to 91
60 to 85
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 370 to 650
390 to 460

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 920
1040
Melting Onset (Solidus), °C 870
990
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 120
69
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
15
Electrical Conductivity: Equal Weight (Specific), % IACS 31
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 45
49
Embodied Water, L/kg 320
370

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 23
13 to 15
Strength to Weight: Bending, points 14 to 21
14 to 16
Thermal Diffusivity, mm2/s 37
19
Thermal Shock Resistance, points 12 to 22
14 to 16

Alloy Composition

Aluminum (Al), % 0
6.0 to 8.5
Copper (Cu), % 61 to 64
90.2 to 94
Iron (Fe), % 0 to 0.1
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 35.6 to 39
0 to 0.2
Residuals, % 0
0 to 0.5

Comparable Variants