SAE-AISI 1552 Steel vs. EN 1.4307 Stainless Steel
Both SAE-AISI 1552 steel and EN 1.4307 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 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 SAE-AISI 1552 steel and the bottom bar is EN 1.4307 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 to 250 | |
| 180 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 to 14 | |
| 14 to 46 |
| Fatigue Strength, MPa | 290 to 400 | |
| 190 to 320 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 72 | |
| 77 |
| Shear Strength, MPa | 460 to 510 | |
| 410 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 840 | |
| 590 to 900 |
| Tensile Strength: Yield (Proof), MPa | 460 to 650 | |
| 200 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 940 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1430 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 51 | |
| 15 |
| Thermal Expansion, µm/m-K | 11 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 12 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 15 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.0 |
| Embodied Energy, MJ/kg | 19 | |
| 43 |
| Embodied Water, L/kg | 47 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 to 98 | |
| 110 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 to 1130 | |
| 100 to 810 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 27 to 30 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 24 to 25 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.0 |
| Thermal Shock Resistance, points | 26 to 29 | |
| 13 to 20 |
Alloy Composition
| Carbon (C), % | 0.47 to 0.55 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 17.5 to 19.5 |
| Iron (Fe), % | 97.9 to 98.3 | |
| 66.8 to 74.5 |
| Manganese (Mn), % | 1.2 to 1.5 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 8.0 to 10.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 to 0.015 |