EN 1.4945 Stainless Steel vs. SAE-AISI 1017 Steel
Both EN 1.4945 stainless steel and SAE-AISI 1017 steel are iron alloys. They have 62% 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 1.4945 stainless steel and the bottom bar is SAE-AISI 1017 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 220 | |
| 120 to 130 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 19 to 34 | |
| 20 to 30 |
| Fatigue Strength, MPa | 230 to 350 | |
| 170 to 270 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 430 to 460 | |
| 280 to 290 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 740 | |
| 420 to 460 |
| Tensile Strength: Yield (Proof), MPa | 290 to 550 | |
| 220 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 920 | |
| 400 |
| Melting Completion (Liquidus), °C | 1490 | |
| 1470 |
| Melting Onset (Solidus), °C | 1440 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 14 | |
| 53 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 6.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.2 | |
| 7.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 1.8 |
| Density, g/cm3 | 8.1 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 5.0 | |
| 1.4 |
| Embodied Energy, MJ/kg | 73 | |
| 18 |
| Embodied Water, L/kg | 150 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 180 | |
| 88 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 760 | |
| 130 to 400 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 25 | |
| 15 to 16 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 16 to 17 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 14 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 13 to 14 |
Alloy Composition
| Carbon (C), % | 0.040 to 0.1 | |
| 0.15 to 0.2 |
| Chromium (Cr), % | 15.5 to 17.5 | |
| 0 |
| Iron (Fe), % | 57.9 to 65.7 | |
| 99.11 to 99.55 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0.3 to 0.6 |
| Nickel (Ni), % | 15.5 to 17.5 | |
| 0 |
| Niobium (Nb), % | 0.4 to 1.2 | |
| 0 |
| Nitrogen (N), % | 0.060 to 0.14 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.3 to 0.6 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.050 |
| Tungsten (W), % | 2.5 to 3.5 | |
| 0 |