AWS ERTi-7 vs. C19020 Copper
AWS ERTi-7 belongs to the titanium alloys classification, while C19020 copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is AWS ERTi-7 and the bottom bar is C19020 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 20 | |
| 2.3 to 5.7 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 40 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 340 | |
| 440 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 200 |
| Melting Completion (Liquidus), °C | 1670 | |
| 1090 |
| Melting Onset (Solidus), °C | 1620 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 390 |
| Thermal Conductivity, W/m-K | 21 | |
| 190 |
| Thermal Expansion, µm/m-K | 8.7 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.6 | |
| 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.3 | |
| 50 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.5 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 47 | |
| 2.8 |
| Embodied Energy, MJ/kg | 800 | |
| 44 |
| Embodied Water, L/kg | 470 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 35 | |
| 18 |
| Strength to Weight: Axial, points | 21 | |
| 14 to 18 |
| Strength to Weight: Bending, points | 24 | |
| 14 to 18 |
| Thermal Diffusivity, mm2/s | 8.8 | |
| 55 |
| Thermal Shock Resistance, points | 26 | |
| 16 to 21 |
Alloy Composition
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| Carbon (C), % | 0 to 0.030 | |
| 0 |
| Copper (Cu), % | 0 | |
| 95.7 to 99.19 |
| Hydrogen (H), % | 0 to 0.0080 | |
| 0 |
| Iron (Fe), % | 0 to 0.12 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0.5 to 3.0 |
| Nitrogen (N), % | 0 to 0.015 | |
| 0 |
| Oxygen (O), % | 0.080 to 0.16 | |
| 0 |
| Palladium (Pd), % | 0.12 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0.010 to 0.2 |
| Tin (Sn), % | 0 | |
| 0.3 to 0.9 |
| Titanium (Ti), % | 99.417 to 99.8 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.2 |