ASTM A225 Steel vs. S45503 Stainless Steel
Both ASTM A225 steel and S45503 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 A225 steel and the bottom bar is S45503 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 250 | |
| 410 to 500 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 23 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 330 to 390 | |
| 710 to 800 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Shear Strength, MPa | 390 to 520 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 830 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 460 to 550 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 760 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.3 | |
| 15 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 3.4 |
| Embodied Energy, MJ/kg | 24 to 25 | |
| 48 |
| Embodied Water, L/kg | 48 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 170 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 29 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 21 to 25 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 18 to 24 | |
| 56 to 64 |