C52400 Bronze vs. C34000 Brass
Both C52400 bronze and C34000 brass are copper alloys. They have 64% of their average alloy composition in common.
For each property being compared, the top bar is C52400 bronze and the bottom bar is C34000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 100 |
| Poisson's Ratio | 0.34 | |
| 0.31 |
| Rockwell B Hardness | 50 to 100 | |
| 53 to 91 |
| Rockwell Superficial 30T Hardness | 54 to 84 | |
| 52 to 78 |
| Shear Modulus, GPa | 41 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 880 | |
| 340 to 650 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 120 |
| Melting Completion (Liquidus), °C | 1000 | |
| 930 |
| Melting Onset (Solidus), °C | 840 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 370 | |
| 380 |
| Thermal Conductivity, W/m-K | 50 | |
| 120 |
| Thermal Expansion, µm/m-K | 18 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 11 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 35 | |
| 24 |
| Density, g/cm3 | 8.8 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 3.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 58 | |
| 45 |
| Embodied Water, L/kg | 390 | |
| 320 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.9 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 14 to 28 | |
| 11 to 22 |
| Strength to Weight: Bending, points | 15 to 23 | |
| 13 to 21 |
| Thermal Diffusivity, mm2/s | 15 | |
| 37 |
| Thermal Shock Resistance, points | 17 to 32 | |
| 11 to 22 |
Alloy Composition
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| Copper (Cu), % | 87.8 to 91 | |
| 62 to 65 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 to 0.050 | |
| 0.8 to 1.5 |
| Phosphorus (P), % | 0.030 to 0.35 | |
| 0 |
| Tin (Sn), % | 9.0 to 11 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 33 to 37.2 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.4 |