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C52400 Bronze vs. C69300 Brass

Both C52400 bronze and C69300 brass are copper alloys. They have 76% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C52400 bronze and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.32
Rockwell B Hardness 50 to 100
84 to 88
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 450 to 880
550 to 630

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1000
880
Melting Onset (Solidus), °C 840
860
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 50
38
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 35
26
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
45
Embodied Water, L/kg 390
310

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 to 21
Strength to Weight: Bending, points 15 to 23
18 to 20
Thermal Diffusivity, mm2/s 15
12
Thermal Shock Resistance, points 17 to 32
19 to 22

Alloy Composition

Copper (Cu), % 87.8 to 91
73 to 77
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.090
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.1
Phosphorus (P), % 0.030 to 0.35
0.040 to 0.15
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 9.0 to 11
0 to 0.2
Zinc (Zn), % 0 to 0.2
18.4 to 24.3
Residuals, % 0
0 to 0.5

Comparable Variants