SAE-AISI 1547 Steel vs. S15700 Stainless Steel
Both SAE-AISI 1547 steel and S15700 stainless steel are iron alloys. They have 74% 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 SAE-AISI 1547 steel and the bottom bar is S15700 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 220 | |
| 200 to 460 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 to 17 | |
| 1.1 to 29 |
| Fatigue Strength, MPa | 270 to 430 | |
| 370 to 770 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 77 |
| Shear Strength, MPa | 440 to 480 | |
| 770 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 800 | |
| 1180 to 1890 |
| Tensile Strength: Yield (Proof), MPa | 400 to 690 | |
| 500 to 1770 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 870 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 51 | |
| 16 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 15 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.4 |
| Embodied Energy, MJ/kg | 19 | |
| 47 |
| Embodied Water, L/kg | 47 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 80 to 110 | |
| 17 to 270 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 430 to 1280 | |
| 640 to 4660 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 to 28 | |
| 42 to 67 |
| Strength to Weight: Bending, points | 23 to 24 | |
| 32 to 43 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.2 |
| Thermal Shock Resistance, points | 23 to 25 | |
| 39 to 63 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.75 to 1.5 |
| Carbon (C), % | 0.43 to 0.51 | |
| 0 to 0.090 |
| Chromium (Cr), % | 0 | |
| 14 to 16 |
| Iron (Fe), % | 97.8 to 98.2 | |
| 69.6 to 76.8 |
| Manganese (Mn), % | 1.4 to 1.7 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 6.5 to 7.7 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 to 0.030 |