EN 1.4710 Stainless Steel vs. ASTM A231 Spring Steel
Both EN 1.4710 stainless steel and ASTM A231 spring steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is EN 1.4710 stainless steel and the bottom bar is ASTM A231 spring steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 260 | |
| 540 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 20 | |
| 14 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 74 | |
| 73 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 750 | |
| 420 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1390 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 24 | |
| 52 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 6.4 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.5 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 5.0 | |
| 2.3 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 2.0 |
| Embodied Energy, MJ/kg | 24 | |
| 28 |
| Embodied Water, L/kg | 76 | |
| 51 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Thermal Diffusivity, mm2/s | 6.5 | |
| 14 |
Alloy Composition
| Carbon (C), % | 0.2 to 0.35 | |
| 0.48 to 0.53 |
| Chromium (Cr), % | 6.0 to 8.0 | |
| 0.8 to 1.1 |
| Iron (Fe), % | 87.4 to 92.3 | |
| 96.7 to 97.7 |
| Manganese (Mn), % | 0.5 to 1.0 | |
| 0.7 to 0.9 |
| Molybdenum (Mo), % | 0 to 0.15 | |
| 0 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 1.0 to 2.5 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.040 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.3 |