ASTM A285 Carbon Steel vs. S45500 Stainless Steel
Both ASTM A285 carbon steel and S45500 stainless steel are iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is ASTM A285 carbon steel and the bottom bar is S45500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 110 to 130 | |
| 280 to 500 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 30 to 34 | |
| 3.4 to 11 |
| Fatigue Strength, MPa | 150 to 180 | |
| 570 to 890 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Shear Strength, MPa | 250 to 290 | |
| 790 to 1090 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 450 | |
| 1370 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 190 to 230 | |
| 1240 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 760 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 to 1430 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 17 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.8 |
| Embodied Energy, MJ/kg | 18 | |
| 57 |
| Embodied Water, L/kg | 46 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 45 to 190 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 13 to 16 | |
| 48 to 65 |
| Strength to Weight: Bending, points | 15 to 17 | |
| 35 to 42 |
| Thermal Shock Resistance, points | 12 to 14 | |
| 48 to 64 |