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C90400 Bronze vs. C27400 Brass

Both C90400 bronze and C27400 brass are copper alloys. They have 66% 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 C90400 bronze and the bottom bar is C27400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 310
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 990
920
Melting Onset (Solidus), °C 850
870
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 75
120
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
28
Electrical Conductivity: Equal Weight (Specific), % IACS 12
31

Otherwise Unclassified Properties

Base Metal Price, % relative 34
23
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 56
45
Embodied Water, L/kg 370
320

Common Calculations

Stiffness to Weight: Axial, points 7.0
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 10
13 to 23
Strength to Weight: Bending, points 12
14 to 21
Thermal Diffusivity, mm2/s 23
37
Thermal Shock Resistance, points 11
12 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 86 to 89
61 to 64
Iron (Fe), % 0 to 0.4
0 to 0.1
Lead (Pb), % 0 to 0.090
0 to 0.050
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 1.0 to 5.0
35.6 to 39
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0
0 to 0.3