EN 1.4945 Stainless Steel vs. EN 1.6220 Steel
Both EN 1.4945 stainless steel and EN 1.6220 steel are iron alloys. They have 63% of their average alloy composition in common. There are 30 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 1.4945 stainless steel and the bottom bar is EN 1.6220 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 220 | |
| 170 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 19 to 34 | |
| 23 to 25 |
| Fatigue Strength, MPa | 230 to 350 | |
| 240 to 250 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 740 | |
| 550 to 580 |
| Tensile Strength: Yield (Proof), MPa | 290 to 550 | |
| 340 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 920 | |
| 400 |
| Melting Completion (Liquidus), °C | 1490 | |
| 1460 |
| Melting Onset (Solidus), °C | 1440 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 14 | |
| 52 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.2 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 2.1 |
| Density, g/cm3 | 8.1 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.0 | |
| 1.5 |
| Embodied Energy, MJ/kg | 73 | |
| 19 |
| Embodied Water, L/kg | 150 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 180 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 760 | |
| 300 to 310 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 25 | |
| 19 to 20 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 19 to 20 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 14 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 16 to 17 |
Alloy Composition
| Carbon (C), % | 0.040 to 0.1 | |
| 0.17 to 0.23 |
| Chromium (Cr), % | 15.5 to 17.5 | |
| 0 |
| Iron (Fe), % | 57.9 to 65.7 | |
| 96.7 to 98.8 |
| Manganese (Mn), % | 0 to 1.5 | |
| 1.0 to 1.6 |
| Nickel (Ni), % | 15.5 to 17.5 | |
| 0 to 0.8 |
| Niobium (Nb), % | 0.4 to 1.2 | |
| 0 |
| Nitrogen (N), % | 0.060 to 0.14 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.020 |
| Silicon (Si), % | 0.3 to 0.6 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |
| Tungsten (W), % | 2.5 to 3.5 | |
| 0 |