AISI 302 Stainless Steel vs. EN 1.4418 Stainless Steel
Both AISI 302 stainless steel and EN 1.4418 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 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 AISI 302 stainless steel and the bottom bar is EN 1.4418 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 4.5 to 46 | |
| 16 to 20 |
| Fatigue Strength, MPa | 210 to 520 | |
| 350 to 480 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 400 to 830 | |
| 530 to 620 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 1430 | |
| 860 to 1000 |
| Tensile Strength: Yield (Proof), MPa | 230 to 1100 | |
| 540 to 790 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 710 | |
| 870 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1450 |
| Melting Onset (Solidus), °C | 1400 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 16 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.8 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 13 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 2.8 |
| Embodied Energy, MJ/kg | 42 | |
| 39 |
| Embodied Water, L/kg | 140 | |
| 130 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 20 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 59 to 260 | |
| 130 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 3070 | |
| 730 to 1590 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 51 | |
| 31 to 36 |
| Strength to Weight: Bending, points | 20 to 36 | |
| 26 to 28 |
| Thermal Diffusivity, mm2/s | 4.4 | |
| 4.0 |
| Thermal Shock Resistance, points | 12 to 31 | |
| 31 to 36 |
Alloy Composition
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.060 |
| Chromium (Cr), % | 17 to 19 | |
| 15 to 17 |
| Iron (Fe), % | 67.9 to 75 | |
| 73.2 to 80.2 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0.8 to 1.5 |
| Nickel (Ni), % | 8.0 to 10 | |
| 4.0 to 6.0 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 to 0.020 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.7 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |