ASTM A202 Steel vs. EN 1.7703 Steel
Both ASTM A202 steel and EN 1.7703 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 A202 steel and the bottom bar is EN 1.7703 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 200 | |
| 200 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 18 | |
| 20 |
| Fatigue Strength, MPa | 240 | |
| 320 to 340 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 74 |
| Shear Strength, MPa | 360 to 410 | |
| 420 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 670 | |
| 670 to 690 |
| Tensile Strength: Yield (Proof), MPa | 350 to 360 | |
| 460 to 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 460 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1470 |
| Melting Onset (Solidus), °C | 1410 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 52 | |
| 39 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 7.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 4.2 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.5 |
| Embodied Energy, MJ/kg | 19 | |
| 35 |
| Embodied Water, L/kg | 49 | |
| 61 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 93 to 96 | |
| 120 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 330 to 350 | |
| 570 to 650 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 24 | |
| 24 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 22 |
| Thermal Diffusivity, mm2/s | 14 | |
| 11 |
| Thermal Shock Resistance, points | 17 to 20 | |
| 19 to 20 |