Grade 18 Titanium vs. C94700 Bronze
Grade 18 titanium belongs to the titanium alloys classification, while C94700 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is grade 18 titanium and the bottom bar is C94700 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Elongation at Break, % | 11 to 17 | |
| 7.9 to 32 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 40 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 690 to 980 | |
| 350 to 590 |
| Tensile Strength: Yield (Proof), MPa | 540 to 810 | |
| 160 to 400 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 330 | |
| 190 |
| Melting Completion (Liquidus), °C | 1640 | |
| 1030 |
| Melting Onset (Solidus), °C | 1590 | |
| 900 |
| Specific Heat Capacity, J/kg-K | 550 | |
| 380 |
| Thermal Conductivity, W/m-K | 8.3 | |
| 54 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.3 | |
| 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.5 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 41 | |
| 3.5 |
| Embodied Energy, MJ/kg | 670 | |
| 56 |
| Embodied Water, L/kg | 270 | |
| 350 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 110 | |
| 41 to 89 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1380 to 3110 | |
| 110 to 700 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 35 | |
| 18 |
| Strength to Weight: Axial, points | 43 to 61 | |
| 11 to 19 |
| Strength to Weight: Bending, points | 39 to 49 | |
| 13 to 18 |
| Thermal Diffusivity, mm2/s | 3.4 | |
| 16 |
| Thermal Shock Resistance, points | 47 to 67 | |
| 12 to 21 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.5 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 0 to 0.15 |
| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Copper (Cu), % | 0 | |
| 85 to 90 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0 | |
| 0 to 0.2 |
| Nickel (Ni), % | 0 | |
| 4.5 to 6.0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.15 | |
| 0 |
| Palladium (Pd), % | 0.040 to 0.080 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.050 |
| Silicon (Si), % | 0 | |
| 0 to 0.0050 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Tin (Sn), % | 0 | |
| 4.5 to 6.0 |
| Titanium (Ti), % | 92.5 to 95.5 | |
| 0 |
| Vanadium (V), % | 2.0 to 3.0 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 1.0 to 2.5 |
| Residuals, % | 0 to 0.4 | |
| 0 to 1.3 |