C18700 Copper vs. ASTM B522 Class I
C18700 copper belongs to the copper alloys classification, while ASTM B522 class I belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is C18700 copper and the bottom bar is ASTM B522 class I.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 96 |
| Elongation at Break, % | 9.0 to 9.6 | |
| 1.1 to 29 |
| Poisson's Ratio | 0.34 | |
| 0.41 |
| Shear Modulus, GPa | 43 | |
| 34 |
| Shear Strength, MPa | 170 to 190 | |
| 180 to 280 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 330 | |
| 280 to 490 |
| Tensile Strength: Yield (Proof), MPa | 230 to 250 | |
| 120 to 210 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 77 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1030 |
| Melting Onset (Solidus), °C | 950 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 160 |
| Thermal Expansion, µm/m-K | 17 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 98 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 5.8 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.0 | |
| 17 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 to 29 | |
| 4.5 to 64 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 280 | |
| 75 to 230 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 3.1 |
| Stiffness to Weight: Bending, points | 18 | |
| 8.9 |
| Strength to Weight: Axial, points | 9.0 to 10 | |
| 4.4 to 7.8 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 5.5 to 8.0 |
| Thermal Shock Resistance, points | 10 to 12 | |
| 13 to 24 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Copper (Cu), % | 98 to 99.2 | |
| 0 |
| Gold (Au), % | 0 | |
| 68 to 70 |
| Lead (Pb), % | 0.8 to 1.5 | |
| 0 |
| Platinum (Pt), % | 0 | |
| 5.0 to 7.0 |
| Silver (Ag), % | 0 | |
| 23.5 to 26.5 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.35 |