EN 1.4307 Stainless Steel vs. EN 1.5508 Steel
Both EN 1.4307 stainless steel and EN 1.5508 steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.4307 stainless steel and the bottom bar is EN 1.5508 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 270 | |
| 130 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 46 | |
| 11 to 20 |
| Fatigue Strength, MPa | 190 to 320 | |
| 210 to 320 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 410 to 550 | |
| 300 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 900 | |
| 420 to 1460 |
| Tensile Strength: Yield (Proof), MPa | 200 to 570 | |
| 310 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 940 | |
| 400 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 51 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 1.4 |
| Embodied Energy, MJ/kg | 43 | |
| 19 |
| Embodied Water, L/kg | 140 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 210 | |
| 44 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 100 to 810 | |
| 260 to 640 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 32 | |
| 15 to 52 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 16 to 36 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 14 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 12 to 43 |
Alloy Composition
| Boron (B), % | 0 | |
| 0.00080 to 0.0050 |
| Carbon (C), % | 0 to 0.030 | |
| 0.2 to 0.25 |
| Chromium (Cr), % | 17.5 to 19.5 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 | |
| 0 to 0.25 |
| Iron (Fe), % | 66.8 to 74.5 | |
| 97.9 to 99.199 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.6 to 0.9 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.025 |