EN 1.0308 Steel vs. EN 1.4404 Stainless Steel
Both EN 1.0308 steel and EN 1.4404 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.0308 steel and the bottom bar is EN 1.4404 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 100 to 130 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 7.8 to 28 | |
| 14 to 43 |
| Fatigue Strength, MPa | 140 to 200 | |
| 220 to 320 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 78 |
| Shear Strength, MPa | 230 to 260 | |
| 420 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 360 to 440 | |
| 600 to 900 |
| Tensile Strength: Yield (Proof), MPa | 190 to 340 | |
| 240 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 950 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 51 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 19 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.8 |
| Embodied Energy, MJ/kg | 18 | |
| 52 |
| Embodied Water, L/kg | 46 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 32 to 95 | |
| 110 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 93 to 300 | |
| 140 to 800 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 13 to 16 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 14 to 16 | |
| 20 to 26 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.0 |
| Thermal Shock Resistance, points | 11 to 14 | |
| 13 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.17 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 16.5 to 18.5 |
| Iron (Fe), % | 98.2 to 100 | |
| 62.8 to 71.5 |
| Manganese (Mn), % | 0 to 1.2 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 2.5 |
| Nickel (Ni), % | 0 | |
| 10 to 13 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.045 | |
| 0 to 0.015 |