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C52400 Bronze vs. C69400 Brass

Both C52400 bronze and C69400 brass are copper alloys. They have 82% 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 C52400 bronze and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 450 to 880
570

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1000
920
Melting Onset (Solidus), °C 840
820
Specific Heat Capacity, J/kg-K 370
410
Thermal Conductivity, W/m-K 50
26
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 35
27
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
44
Embodied Water, L/kg 390
300

Common Calculations

Stiffness to Weight: Axial, points 6.9
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 14 to 28
19
Strength to Weight: Bending, points 15 to 23
18
Thermal Diffusivity, mm2/s 15
7.7
Thermal Shock Resistance, points 17 to 32
20

Alloy Composition

Copper (Cu), % 87.8 to 91
80 to 83
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.050
0 to 0.3
Phosphorus (P), % 0.030 to 0.35
0
Silicon (Si), % 0
3.5 to 4.5
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.2
11.5 to 16.5
Residuals, % 0
0 to 0.5