ASTM B522 Class II vs. C66100 Bronze
ASTM B522 class II belongs to the otherwise unclassified metals classification, while C66100 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is ASTM B522 class II and the bottom bar is C66100 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 96 | |
| 120 |
| Elongation at Break, % | 1.1 to 28 | |
| 8.0 to 40 |
| Poisson's Ratio | 0.41 | |
| 0.34 |
| Shear Modulus, GPa | 34 | |
| 43 |
| Shear Strength, MPa | 180 to 280 | |
| 280 to 460 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 490 | |
| 410 to 790 |
| Tensile Strength: Yield (Proof), MPa | 120 to 210 | |
| 120 to 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 77 | |
| 260 |
| Melting Completion (Liquidus), °C | 1030 | |
| 1050 |
| Melting Onset (Solidus), °C | 1030 | |
| 1000 |
| Specific Heat Capacity, J/kg-K | 160 | |
| 400 |
| Thermal Expansion, µm/m-K | 15 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 8.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.4 to 63 | |
| 53 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 75 to 230 | |
| 60 to 790 |
| Stiffness to Weight: Axial, points | 3.1 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 8.9 | |
| 19 |
| Strength to Weight: Axial, points | 4.4 to 7.8 | |
| 13 to 25 |
| Strength to Weight: Bending, points | 5.5 to 8.0 | |
| 14 to 22 |
| Thermal Shock Resistance, points | 13 to 24 | |
| 15 to 29 |
Alloy Composition
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| Copper (Cu), % | 0 | |
| 92 to 97 |
| Gold (Au), % | 68.5 to 69.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0.2 to 0.8 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Platinum (Pt), % | 5.5 to 6.5 | |
| 0 |
| Silicon (Si), % | 0 | |
| 2.8 to 3.5 |
| Silver (Ag), % | 24.5 to 25.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 1.5 |
| Residuals, % | 0 to 0.26 | |
| 0 to 0.5 |