ASTM A209 Steel vs. AISI 205 Stainless Steel
Both ASTM A209 steel and AISI 205 stainless steel are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is ASTM A209 steel and the bottom bar is AISI 205 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 150 | |
| 210 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 34 | |
| 11 to 51 |
| Fatigue Strength, MPa | 180 to 200 | |
| 410 to 640 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 77 |
| Shear Strength, MPa | 280 to 310 | |
| 560 to 850 |
| Tensile Strength: Ultimate (UTS), MPa | 420 to 460 | |
| 800 to 1430 |
| Tensile Strength: Yield (Proof), MPa | 220 to 250 | |
| 450 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 880 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1380 |
| Melting Onset (Solidus), °C | 1420 to 1430 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Expansion, µm/m-K | 13 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 11 |
| Density, g/cm3 | 7.9 | |
| 7.6 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.6 |
| Embodied Energy, MJ/kg | 20 | |
| 37 |
| Embodied Water, L/kg | 47 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
| 150 to 430 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 to 170 | |
| 510 to 3060 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 26 |
| Strength to Weight: Axial, points | 15 to 16 | |
| 29 to 52 |
| Strength to Weight: Bending, points | 16 to 17 | |
| 25 to 37 |
| Thermal Shock Resistance, points | 12 to 14 | |
| 16 to 29 |