S45500 Stainless Steel vs. EN 1.7725 Steel
Both S45500 stainless steel and EN 1.7725 steel are iron alloys. They have 78% of their average alloy composition in common. There are 26 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 S45500 stainless steel and the bottom bar is EN 1.7725 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 280 to 500 | |
| 250 to 300 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 3.4 to 11 | |
| 14 |
| Fatigue Strength, MPa | 570 to 890 | |
| 390 to 550 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 1370 to 1850 | |
| 830 to 1000 |
| Tensile Strength: Yield (Proof), MPa | 1240 to 1700 | |
| 610 to 860 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 440 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1460 |
| Melting Onset (Solidus), °C | 1400 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 17 | |
| 2.9 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.8 | |
| 1.8 |
| Embodied Energy, MJ/kg | 57 | |
| 24 |
| Embodied Water, L/kg | 120 | |
| 54 |
Common Calculations
| PREN (Pitting Resistance) | 13 | |
| 2.8 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 190 | |
| 110 to 130 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 48 to 65 | |
| 29 to 35 |
| Strength to Weight: Bending, points | 35 to 42 | |
| 25 to 28 |
| Thermal Shock Resistance, points | 48 to 64 | |
| 24 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0.27 to 0.34 |
| Chromium (Cr), % | 11 to 12.5 | |
| 1.3 to 1.7 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 0 |
| Iron (Fe), % | 71.5 to 79.2 | |
| 95.7 to 97.5 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0.3 to 0.5 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 |
| Niobium (Nb), % | 0 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 0.8 to 1.4 | |
| 0 |
| Vanadium (V), % | 0 | |
| 0.050 to 0.15 |