SAE-AISI D2 Steel vs. S45503 Stainless Steel
Both SAE-AISI D2 steel and S45503 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI D2 steel and the bottom bar is S45503 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.0 to 16 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 310 to 860 | |
| 710 to 800 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 75 |
| Shear Strength, MPa | 460 to 1160 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 2000 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 470 to 1510 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1440 |
| Melting Onset (Solidus), °C | 1390 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 8.0 | |
| 15 |
| Density, g/cm3 | 7.7 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 3.4 |
| Embodied Energy, MJ/kg | 50 | |
| 48 |
| Embodied Water, L/kg | 100 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 15 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 92 to 100 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 27 to 72 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 24 to 46 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 25 to 67 | |
| 56 to 64 |
Alloy Composition
| Carbon (C), % | 1.4 to 1.6 | |
| 0 to 0.010 |
| Chromium (Cr), % | 11 to 13 | |
| 11 to 12.5 |
| Copper (Cu), % | 0 to 0.25 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 81.3 to 86.9 | |
| 72.4 to 78.9 |
| Manganese (Mn), % | 0 to 0.6 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0.7 to 1.2 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 to 0.3 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.5 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 1.0 to 1.4 |
| Vanadium (V), % | 0 to 1.1 | |
| 0 |