EN 1.4640 Stainless Steel vs. S45503 Stainless Steel
Both EN 1.4640 stainless steel and S45503 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 28 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 EN 1.4640 stainless steel and the bottom bar is S45503 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 200 | |
| 410 to 500 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 51 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 230 to 250 | |
| 710 to 800 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 75 |
| Shear Strength, MPa | 440 to 460 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 650 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 240 to 260 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 640 |
| Maximum Temperature: Mechanical, °C | 930 | |
| 760 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1440 |
| Melting Onset (Solidus), °C | 1380 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 16 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 14 | |
| 15 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 3.4 |
| Embodied Energy, MJ/kg | 40 | |
| 48 |
| Embodied Water, L/kg | 150 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 250 to 260 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 23 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 21 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 14 to 15 | |
| 56 to 64 |
Alloy Composition
| Carbon (C), % | 0.030 to 0.080 | |
| 0 to 0.010 |
| Chromium (Cr), % | 18 to 19 | |
| 11 to 12.5 |
| Copper (Cu), % | 1.3 to 2.0 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 67.4 to 73.6 | |
| 72.4 to 78.9 |
| Manganese (Mn), % | 1.5 to 4.0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 5.5 to 6.9 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.5 |
| Nitrogen (N), % | 0.030 to 0.11 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 1.0 to 1.4 |