S45500 Stainless Steel vs. Grade Ti-Pd7B Titanium
S45500 stainless steel belongs to the iron alloys classification, while grade Ti-Pd7B titanium belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is S45500 stainless steel and the bottom bar is grade Ti-Pd7B titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 280 to 500 | |
| 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 3.4 to 11 | |
| 17 |
| Fatigue Strength, MPa | 570 to 890 | |
| 200 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Shear Modulus, GPa | 75 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 1370 to 1850 | |
| 390 |
| Tensile Strength: Yield (Proof), MPa | 1240 to 1700 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 320 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1660 |
| Melting Onset (Solidus), °C | 1400 | |
| 1610 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 540 |
| Thermal Expansion, µm/m-K | 11 | |
| 8.7 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 3.8 | |
| 49 |
| Embodied Energy, MJ/kg | 57 | |
| 840 |
| Embodied Water, L/kg | 120 | |
| 520 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 190 | |
| 62 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 48 to 65 | |
| 24 |
| Strength to Weight: Bending, points | 35 to 42 | |
| 26 |
| Thermal Shock Resistance, points | 48 to 64 | |
| 30 |
Alloy Composition
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| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.1 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 71.5 to 79.2 | |
| 0 to 0.2 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 to 0.050 |
| Niobium (Nb), % | 0 to 0.5 | |
| 0 |
| Oxygen (O), % | 0 | |
| 0 to 0.4 |
| Palladium (Pd), % | 0 | |
| 0.12 to 0.3 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 0.8 to 1.4 | |
| 98.8 to 99.9 |
| Residuals, % | 0 | |
| 0 to 0.4 |