ASTM A285 Carbon Steel vs. AISI 304N Stainless Steel
Both ASTM A285 carbon steel and AISI 304N stainless steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is ASTM A285 carbon steel and the bottom bar is AISI 304N stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 110 to 130 | |
| 190 to 360 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 30 to 34 | |
| 9.1 to 45 |
| Fatigue Strength, MPa | 150 to 180 | |
| 220 to 440 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 77 |
| Shear Strength, MPa | 250 to 290 | |
| 420 to 700 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 450 | |
| 620 to 1180 |
| Tensile Strength: Yield (Proof), MPa | 190 to 230 | |
| 270 to 850 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 960 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 to 1430 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 53 | |
| 16 |
| Thermal Expansion, µm/m-K | 12 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 15 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.0 |
| Embodied Energy, MJ/kg | 18 | |
| 43 |
| Embodied Water, L/kg | 46 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 98 to 280 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 94 to 150 | |
| 180 to 1830 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 13 to 16 | |
| 22 to 42 |
| Strength to Weight: Bending, points | 15 to 17 | |
| 21 to 32 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.2 |
| Thermal Shock Resistance, points | 12 to 14 | |
| 14 to 26 |