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C52400 Bronze vs. C43400 Brass

Both C52400 bronze and C43400 brass 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 C52400 bronze and the bottom bar is C43400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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

Comparable Variants