EN 1.4371 Stainless Steel vs. AISI 302 Stainless Steel
Both EN 1.4371 stainless steel and AISI 302 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.4371 stainless steel and the bottom bar is AISI 302 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 to 230 | |
| 170 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 45 to 51 | |
| 4.5 to 46 |
| Fatigue Strength, MPa | 290 to 340 | |
| 210 to 520 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 520 to 540 | |
| 400 to 830 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 750 | |
| 580 to 1430 |
| Tensile Strength: Yield (Proof), MPa | 320 to 340 | |
| 230 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 710 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1420 |
| Melting Onset (Solidus), °C | 1370 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 16 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 2.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 15 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.0 |
| Embodied Energy, MJ/kg | 38 | |
| 42 |
| Embodied Water, L/kg | 140 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 19 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 270 to 310 | |
| 59 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 300 | |
| 140 to 3070 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 27 | |
| 21 to 51 |
| Strength to Weight: Bending, points | 24 | |
| 20 to 36 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 4.4 |
| Thermal Shock Resistance, points | 16 | |
| 12 to 31 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.15 |
| Chromium (Cr), % | 16 to 17.5 | |
| 17 to 19 |
| Copper (Cu), % | 0 to 1.0 | |
| 0 |
| Iron (Fe), % | 66.7 to 74.4 | |
| 67.9 to 75 |
| Manganese (Mn), % | 6.0 to 8.0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 8.0 to 10 |
| Nitrogen (N), % | 0.15 to 0.25 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |