ASTM B522 Class II vs. C52400 Bronze
ASTM B522 class II belongs to the otherwise unclassified metals classification, while C52400 bronze belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is ASTM B522 class II and the bottom bar is C52400 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 96 | |
| 110 |
| Poisson's Ratio | 0.41 | |
| 0.34 |
| Shear Modulus, GPa | 34 | |
| 41 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 490 | |
| 450 to 880 |
Thermal Properties
| Latent Heat of Fusion, J/g | 77 | |
| 190 |
| Melting Completion (Liquidus), °C | 1030 | |
| 1000 |
| Melting Onset (Solidus), °C | 1030 | |
| 840 |
| Specific Heat Capacity, J/kg-K | 160 | |
| 370 |
| Thermal Expansion, µm/m-K | 15 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.7 | |
| 11 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 8.8 |
Common Calculations
| Stiffness to Weight: Axial, points | 3.1 | |
| 6.9 |
| Stiffness to Weight: Bending, points | 8.9 | |
| 18 |
| Strength to Weight: Axial, points | 4.4 to 7.8 | |
| 14 to 28 |
| Strength to Weight: Bending, points | 5.5 to 8.0 | |
| 15 to 23 |
| Thermal Shock Resistance, points | 13 to 24 | |
| 17 to 32 |
Alloy Composition
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| Copper (Cu), % | 0 | |
| 87.8 to 91 |
| Gold (Au), % | 68.5 to 69.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 | |
| 0.030 to 0.35 |
| Platinum (Pt), % | 5.5 to 6.5 | |
| 0 |
| Silver (Ag), % | 24.5 to 25.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Tin (Sn), % | 0 | |
| 9.0 to 11 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.26 | |
| 0 to 0.5 |