ASTM B522 Class II vs. C19700 Copper
ASTM B522 class II belongs to the otherwise unclassified metals classification, while C19700 copper belongs to the copper alloys. There are 22 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 C19700 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 96 | |
| 120 |
| Elongation at Break, % | 1.1 to 28 | |
| 2.4 to 13 |
| Poisson's Ratio | 0.41 | |
| 0.34 |
| Shear Modulus, GPa | 34 | |
| 43 |
| Shear Strength, MPa | 180 to 280 | |
| 240 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 490 | |
| 400 to 530 |
| Tensile Strength: Yield (Proof), MPa | 120 to 210 | |
| 330 to 520 |
Thermal Properties
| Latent Heat of Fusion, J/g | 77 | |
| 210 |
| Melting Completion (Liquidus), °C | 1030 | |
| 1090 |
| Melting Onset (Solidus), °C | 1030 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 160 | |
| 390 |
| Thermal Expansion, µm/m-K | 15 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 86 to 88 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.7 | |
| 87 to 89 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 8.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.4 to 63 | |
| 12 to 49 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 75 to 230 | |
| 460 to 1160 |
| Stiffness to Weight: Axial, points | 3.1 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 8.9 | |
| 18 |
| Strength to Weight: Axial, points | 4.4 to 7.8 | |
| 12 to 16 |
| Strength to Weight: Bending, points | 5.5 to 8.0 | |
| 14 to 16 |
| Thermal Shock Resistance, points | 13 to 24 | |
| 14 to 19 |
Alloy Composition
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| Cobalt (Co), % | 0 | |
| 0 to 0.050 |
| Copper (Cu), % | 0 | |
| 97.4 to 99.59 |
| Gold (Au), % | 68.5 to 69.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0.3 to 1.2 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Magnesium (Mg), % | 0 | |
| 0.010 to 0.2 |
| Manganese (Mn), % | 0 | |
| 0 to 0.050 |
| Nickel (Ni), % | 0 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 | |
| 0.1 to 0.4 |
| 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 | |
| 0 to 0.2 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.26 | |
| 0 to 0.2 |