S45503 Stainless Steel vs. AISI 403 Stainless Steel
Both S45503 stainless steel and AISI 403 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is S45503 stainless steel and the bottom bar is AISI 403 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 410 to 500 | |
| 190 to 240 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 4.6 to 6.8 | |
| 16 to 25 |
| Fatigue Strength, MPa | 710 to 800 | |
| 200 to 340 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Reduction in Area, % | 17 to 28 | |
| 47 to 50 |
| Shear Modulus, GPa | 75 | |
| 76 |
| Shear Strength, MPa | 940 to 1070 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 1610 to 1850 | |
| 530 to 780 |
| Tensile Strength: Yield (Proof), MPa | 1430 to 1700 | |
| 280 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 640 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 740 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1450 |
| Melting Onset (Solidus), °C | 1400 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Expansion, µm/m-K | 11 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 6.5 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 1.9 |
| Embodied Energy, MJ/kg | 48 | |
| 27 |
| Embodied Water, L/kg | 120 | |
| 99 |
Common Calculations
| PREN (Pitting Resistance) | 13 | |
| 12 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 110 | |
| 110 to 120 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 57 to 65 | |
| 19 to 28 |
| Strength to Weight: Bending, points | 39 to 43 | |
| 19 to 24 |
| Thermal Shock Resistance, points | 56 to 64 | |
| 20 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0 to 0.15 |
| Chromium (Cr), % | 11 to 12.5 | |
| 11.5 to 13 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 0 |
| Iron (Fe), % | 72.4 to 78.9 | |
| 84.7 to 88.5 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 to 0.6 |
| Niobium (Nb), % | 0.1 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |
| Titanium (Ti), % | 1.0 to 1.4 | |
| 0 |