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C43400 Brass vs. C52400 Bronze

Both C43400 brass and C52400 bronze are copper alloys. They have 87% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C43400 brass and the bottom bar is C52400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 54 to 94
50 to 100
Rockwell Superficial 30T Hardness 22 to 84
54 to 84
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 310 to 690
450 to 880

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1020
1000
Melting Onset (Solidus), °C 990
840
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 140
50
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
11
Electrical Conductivity: Equal Weight (Specific), % IACS 32
11

Otherwise Unclassified Properties

Base Metal Price, % relative 28
35
Density, g/cm3 8.6
8.8
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 44
58
Embodied Water, L/kg 320
390

Common Calculations

Stiffness to Weight: Axial, points 7.2
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 22
14 to 28
Strength to Weight: Bending, points 12 to 20
15 to 23
Thermal Diffusivity, mm2/s 41
15
Thermal Shock Resistance, points 11 to 24
17 to 32

Alloy Composition

Copper (Cu), % 84 to 87
87.8 to 91
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.050
Phosphorus (P), % 0
0.030 to 0.35
Tin (Sn), % 0.4 to 1.0
9.0 to 11
Zinc (Zn), % 11.4 to 15.6
0 to 0.2
Residuals, % 0
0 to 0.5

Comparable Variants