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C27400 Brass vs. C92900 Bronze

Both C27400 brass and C92900 bronze are copper alloys. They have 63% 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 C92900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 370 to 650
350

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 920
1030
Melting Onset (Solidus), °C 870
860
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 120
58
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 23
35
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
3.8
Embodied Energy, MJ/kg 45
61
Embodied Water, L/kg 320
390

Common Calculations

Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13 to 23
11
Strength to Weight: Bending, points 14 to 21
13
Thermal Diffusivity, mm2/s 37
18
Thermal Shock Resistance, points 12 to 22
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 61 to 64
82 to 86
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.050
2.0 to 3.2
Nickel (Ni), % 0
2.8 to 4.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 35.6 to 39
0 to 0.25
Residuals, % 0
0 to 0.7