SAE-AISI D3 Steel vs. S45503 Stainless Steel
Both SAE-AISI D3 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 (9, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI D3 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, % | 9.8 to 15 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 310 to 940 | |
| 710 to 800 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 75 |
| Shear Strength, MPa | 470 to 1220 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 2050 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 480 to 1550 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1440 |
| Melting Onset (Solidus), °C | 1390 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 8.0 | |
| 15 |
| Density, g/cm3 | 7.7 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 3.4 |
| Embodied Energy, MJ/kg | 48 | |
| 48 |
| Embodied Water, L/kg | 100 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 13 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 97 to 180 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 28 to 74 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 24 to 47 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 23 to 63 | |
| 56 to 64 |
Alloy Composition
| Carbon (C), % | 2.0 to 2.4 | |
| 0 to 0.010 |
| Chromium (Cr), % | 11 to 13.5 | |
| 11 to 12.5 |
| Copper (Cu), % | 0 to 0.25 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 80.3 to 87 | |
| 72.4 to 78.9 |
| Manganese (Mn), % | 0 to 0.6 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 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 |
| Tungsten (W), % | 0 to 1.0 | |
| 0 |
| Vanadium (V), % | 0 to 1.0 | |
| 0 |