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C38000 Brass vs. C54400 Bronze

Both C38000 brass and C54400 bronze are copper alloys. They have 63% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is C54400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 380
330 to 720

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 110
170
Melting Completion (Liquidus), °C 800
1000
Melting Onset (Solidus), °C 760
930
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 110
86
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
31
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 330
340

Common Calculations

Stiffness to Weight: Axial, points 7.1
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13
10 to 22
Strength to Weight: Bending, points 14
12 to 20
Thermal Diffusivity, mm2/s 37
26
Thermal Shock Resistance, points 13
12 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 55 to 60
85.4 to 91.5
Iron (Fe), % 0 to 0.35
0 to 0.1
Lead (Pb), % 1.5 to 2.5
3.5 to 4.5
Phosphorus (P), % 0
0.010 to 0.5
Tin (Sn), % 0 to 0.3
3.5 to 4.5
Zinc (Zn), % 35.9 to 43.5
1.5 to 4.5
Residuals, % 0
0 to 0.5