S17700 Stainless Steel vs. EN 1.7710 Steel
Both S17700 stainless steel and EN 1.7710 steel are iron alloys. They have 76% 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 S17700 stainless steel and the bottom bar is EN 1.7710 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 430 | |
| 280 to 320 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 1.0 to 23 | |
| 6.8 to 11 |
| Fatigue Strength, MPa | 290 to 560 | |
| 500 to 620 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 76 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 1180 to 1650 | |
| 930 to 1070 |
| Tensile Strength: Yield (Proof), MPa | 430 to 1210 | |
| 800 to 1060 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 440 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1470 |
| Melting Onset (Solidus), °C | 1400 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 41 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 3.5 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.2 |
| Embodied Energy, MJ/kg | 40 | |
| 30 |
| Embodied Water, L/kg | 150 | |
| 57 |
Common Calculations
| PREN (Pitting Resistance) | 17 | |
| 4.5 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 15 to 210 | |
| 73 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 3750 | |
| 1680 to 2970 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 42 to 59 | |
| 33 to 38 |
| Strength to Weight: Bending, points | 32 to 40 | |
| 27 to 30 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 11 |
| Thermal Shock Resistance, points | 39 to 54 | |
| 27 to 31 |
Alloy Composition
| Aluminum (Al), % | 0.75 to 1.5 | |
| 0 |
| Carbon (C), % | 0 to 0.090 | |
| 0.12 to 0.18 |
| Chromium (Cr), % | 16 to 18 | |
| 1.3 to 1.8 |
| Iron (Fe), % | 70.5 to 76.8 | |
| 95.1 to 97 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.8 to 1.0 |
| Nickel (Ni), % | 6.5 to 7.8 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.25 |