SAE-AISI 1552 Steel vs. Grade 30 Titanium
SAE-AISI 1552 steel belongs to the iron alloys classification, while grade 30 titanium belongs to the titanium 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 SAE-AISI 1552 steel and the bottom bar is grade 30 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 11 to 14 | |
| 23 |
| Fatigue Strength, MPa | 290 to 400 | |
| 250 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Reduction in Area, % | 34 to 46 | |
| 34 |
| Shear Modulus, GPa | 72 | |
| 41 |
| Shear Strength, MPa | 460 to 510 | |
| 240 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 840 | |
| 390 |
| Tensile Strength: Yield (Proof), MPa | 460 to 650 | |
| 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 320 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1660 |
| Melting Onset (Solidus), °C | 1420 | |
| 1610 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 540 |
| Thermal Conductivity, W/m-K | 51 | |
| 21 |
| Thermal Expansion, µm/m-K | 11 | |
| 8.7 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 3.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 12 | |
| 6.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 36 |
| Embodied Energy, MJ/kg | 19 | |
| 600 |
| Embodied Water, L/kg | 47 | |
| 230 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 to 98 | |
| 86 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 to 1130 | |
| 590 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 27 to 30 | |
| 24 |
| Strength to Weight: Bending, points | 24 to 25 | |
| 26 |
| Thermal Diffusivity, mm2/s | 14 | |
| 8.6 |
| Thermal Shock Resistance, points | 26 to 29 | |
| 30 |
Alloy Composition
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| Carbon (C), % | 0.47 to 0.55 | |
| 0 to 0.080 |
| Cobalt (Co), % | 0 | |
| 0.2 to 0.8 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 97.9 to 98.3 | |
| 0 to 0.3 |
| Manganese (Mn), % | 1.2 to 1.5 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.25 |
| Palladium (Pd), % | 0 | |
| 0.040 to 0.080 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 98 to 99.76 |
| Residuals, % | 0 | |
| 0 to 0.4 |