S45503 Stainless Steel vs. EN 1.7703 Steel
Both S45503 stainless steel and EN 1.7703 steel are iron alloys. They have 79% of their average alloy composition in common. There are 27 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 S45503 stainless steel and the bottom bar is EN 1.7703 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 410 to 500 | |
| 200 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 4.6 to 6.8 | |
| 20 |
| Fatigue Strength, MPa | 710 to 800 | |
| 320 to 340 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 74 |
| Shear Strength, MPa | 940 to 1070 | |
| 420 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 1610 to 1850 | |
| 670 to 690 |
| Tensile Strength: Yield (Proof), MPa | 1430 to 1700 | |
| 460 to 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 460 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1470 |
| Melting Onset (Solidus), °C | 1400 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 4.2 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 2.5 |
| Embodied Energy, MJ/kg | 48 | |
| 35 |
| Embodied Water, L/kg | 120 | |
| 61 |
Common Calculations
| PREN (Pitting Resistance) | 13 | |
| 5.6 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 110 | |
| 120 to 130 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 57 to 65 | |
| 24 |
| Strength to Weight: Bending, points | 39 to 43 | |
| 22 |
| Thermal Shock Resistance, points | 56 to 64 | |
| 19 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0.11 to 0.15 |
| Chromium (Cr), % | 11 to 12.5 | |
| 2.0 to 2.5 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 0 to 0.2 |
| Iron (Fe), % | 72.4 to 78.9 | |
| 94.6 to 96.4 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 to 0.25 |
| Niobium (Nb), % | 0.1 to 0.5 | |
| 0 to 0.070 |
| Nitrogen (N), % | 0 | |
| 0 to 0.012 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.0050 |
| Titanium (Ti), % | 1.0 to 1.4 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.25 to 0.35 |