ASTM A203 Steel vs. EN 1.4594 Stainless Steel
Both ASTM A203 steel and EN 1.4594 stainless steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM A203 steel and the bottom bar is EN 1.4594 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 22 to 26 | |
11 to 17 |
Fatigue Strength, MPa | 210 to 280 | |
490 to 620 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
76 |
Shear Strength, MPa | 330 to 370 | |
620 to 700 |
Tensile Strength: Ultimate (UTS), MPa | 520 to 590 | |
1020 to 1170 |
Tensile Strength: Yield (Proof), MPa | 290 to 390 | |
810 to 1140 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
280 |
Maximum Temperature: Mechanical, °C | 410 | |
820 |
Melting Completion (Liquidus), °C | 1460 | |
1450 |
Melting Onset (Solidus), °C | 1420 | |
1410 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 52 | |
16 |
Thermal Expansion, µm/m-K | 13 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.4 to 7.6 | |
2.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 to 8.7 | |
2.5 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 3.2 to 4.0 | |
15 |
Density, g/cm3 | 7.9 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.6 to 1.7 | |
3.2 |
Embodied Energy, MJ/kg | 21 to 23 | |
45 |
Embodied Water, L/kg | 50 to 52 | |
130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
110 to 190 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 410 | |
1660 to 3320 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 18 to 21 | |
36 to 41 |
Strength to Weight: Bending, points | 18 to 20 | |
29 to 31 |
Thermal Diffusivity, mm2/s | 14 | |
4.4 |
Thermal Shock Resistance, points | 15 to 17 | |
34 to 39 |