Grade 34 Titanium vs. EN 1.4104 Stainless Steel
Grade 34 titanium belongs to the titanium alloys classification, while EN 1.4104 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is grade 34 titanium and the bottom bar is EN 1.4104 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 20 | |
| 11 to 23 |
| Fatigue Strength, MPa | 310 | |
| 230 to 310 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 41 | |
| 77 |
| Shear Strength, MPa | 320 | |
| 400 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 510 | |
| 630 to 750 |
| Tensile Strength: Yield (Proof), MPa | 450 | |
| 350 to 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 860 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1440 |
| Melting Onset (Solidus), °C | 1610 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 25 |
| Thermal Expansion, µm/m-K | 8.7 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.7 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 55 | |
| 8.5 |
| Density, g/cm3 | 4.5 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 33 | |
| 2.2 |
| Embodied Energy, MJ/kg | 530 | |
| 30 |
| Embodied Water, L/kg | 200 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 77 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 960 | |
| 310 to 800 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 35 | |
| 25 |
| Strength to Weight: Axial, points | 31 | |
| 23 to 27 |
| Strength to Weight: Bending, points | 31 | |
| 21 to 24 |
| Thermal Diffusivity, mm2/s | 8.4 | |
| 6.7 |
| Thermal Shock Resistance, points | 39 | |
| 22 to 27 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0.1 to 0.17 |
| Chromium (Cr), % | 0.1 to 0.2 | |
| 15.5 to 17.5 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 78.8 to 84.1 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0.2 to 0.6 |
| Nickel (Ni), % | 0.35 to 0.55 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.35 | |
| 0 |
| Palladium (Pd), % | 0.010 to 0.020 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Ruthenium (Ru), % | 0.020 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0.15 to 0.35 |
| Titanium (Ti), % | 98 to 99.52 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |