Grade 7 Titanium vs. EN 1.5113 Steel
Grade 7 titanium belongs to the titanium alloys classification, while EN 1.5113 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is grade 7 titanium and the bottom bar is EN 1.5113 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 | |
| 170 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 24 | |
| 11 to 18 |
| Fatigue Strength, MPa | 250 | |
| 220 to 470 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 38 | |
| 72 |
| Shear Strength, MPa | 270 | |
| 360 to 540 |
| Tensile Strength: Ultimate (UTS), MPa | 420 | |
| 580 to 900 |
| Tensile Strength: Yield (Proof), MPa | 340 | |
| 320 to 770 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 400 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1450 |
| Melting Onset (Solidus), °C | 1610 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 480 |
| Thermal Conductivity, W/m-K | 22 | |
| 52 |
| Thermal Expansion, µm/m-K | 9.2 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.6 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.2 | |
| 8.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.5 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 47 | |
| 1.4 |
| Embodied Energy, MJ/kg | 800 | |
| 19 |
| Embodied Water, L/kg | 470 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 95 | |
| 91 to 96 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 | |
| 270 to 1570 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 35 | |
| 24 |
| Strength to Weight: Axial, points | 26 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 28 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 8.9 | |
| 14 |
| Thermal Shock Resistance, points | 31 | |
| 17 to 26 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.1 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 97 to 97.5 |
| Manganese (Mn), % | 0 | |
| 1.6 to 1.8 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.25 | |
| 0 |
| Palladium (Pd), % | 0.12 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0.9 to 1.1 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Titanium (Ti), % | 98.7 to 99.88 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |