ASTM B817 Type II vs. EN 1.0434 Steel
ASTM B817 type II belongs to the titanium alloys classification, while EN 1.0434 steel belongs to the iron alloys. There are 26 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 ASTM B817 type II and the bottom bar is EN 1.0434 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 190 |
| Elongation at Break, % | 3.0 to 13 | |
| 12 to 28 |
| Fatigue Strength, MPa | 390 to 530 | |
| 190 to 300 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Reduction in Area, % | 4.0 to 13 | |
| 64 to 74 |
| Shear Modulus, GPa | 40 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 900 to 960 | |
| 390 to 540 |
| Tensile Strength: Yield (Proof), MPa | 780 to 900 | |
| 250 to 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 350 | |
| 400 |
| Melting Completion (Liquidus), °C | 1580 | |
| 1460 |
| Melting Onset (Solidus), °C | 1530 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 550 | |
| 470 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 37 | |
| 1.8 |
| Density, g/cm3 | 4.6 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 40 | |
| 1.4 |
| Embodied Energy, MJ/kg | 650 | |
| 18 |
| Embodied Water, L/kg | 220 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 26 to 120 | |
| 39 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2890 to 3890 | |
| 170 to 540 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 34 | |
| 24 |
| Strength to Weight: Axial, points | 55 to 58 | |
| 14 to 19 |
| Strength to Weight: Bending, points | 45 to 47 | |
| 15 to 19 |
| Thermal Shock Resistance, points | 62 to 66 | |
| 12 to 17 |
Alloy Composition
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| Aluminum (Al), % | 5.0 to 6.0 | |
| 0.020 to 0.060 |
| Carbon (C), % | 0 to 0.1 | |
| 0.15 to 0.19 |
| Chlorine (Cl), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 0.35 to 1.0 | |
| 0 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0.35 to 1.0 | |
| 98.8 to 99.18 |
| Manganese (Mn), % | 0 | |
| 0.65 to 0.85 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 0.1 |
| Sodium (Na), % | 0 to 0.2 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Tin (Sn), % | 1.5 to 2.5 | |
| 0 |
| Titanium (Ti), % | 82.1 to 87.8 | |
| 0 |
| Vanadium (V), % | 5.0 to 6.0 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |