SAE-AISI 1039 Steel vs. Grade 36 Titanium
SAE-AISI 1039 steel belongs to the iron alloys classification, while grade 36 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 1039 steel and the bottom bar is grade 36 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 14 to 18 | |
| 11 |
| Fatigue Strength, MPa | 230 to 370 | |
| 300 |
| Poisson's Ratio | 0.29 | |
| 0.36 |
| Shear Modulus, GPa | 73 | |
| 39 |
| Shear Strength, MPa | 380 to 420 | |
| 320 |
| Tensile Strength: Ultimate (UTS), MPa | 610 to 690 | |
| 530 |
| Tensile Strength: Yield (Proof), MPa | 340 to 580 | |
| 520 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 370 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 320 |
| Melting Completion (Liquidus), °C | 1460 | |
| 2020 |
| Melting Onset (Solidus), °C | 1420 | |
| 1950 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 420 |
| Thermal Expansion, µm/m-K | 12 | |
| 8.1 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.3 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 58 |
| Embodied Energy, MJ/kg | 18 | |
| 920 |
| Embodied Water, L/kg | 46 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 88 to 94 | |
| 59 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 890 | |
| 1260 |
| Stiffness to Weight: Axial, points | 13 | |
| 9.3 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 22 to 24 | |
| 23 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 23 |
| Thermal Shock Resistance, points | 19 to 22 | |
| 45 |
Alloy Composition
| Carbon (C), % | 0.37 to 0.44 | |
| 0 to 0.030 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0035 |
| Iron (Fe), % | 98.5 to 98.9 | |
| 0 to 0.030 |
| Manganese (Mn), % | 0.7 to 1.0 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 42 to 47 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.16 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 52.3 to 58 |
| Residuals, % | 0 | |
| 0 to 0.4 |