ASTM A209 Steel vs. EN 1.4418 Stainless Steel
Both ASTM A209 steel and EN 1.4418 stainless steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is ASTM A209 steel and the bottom bar is EN 1.4418 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 34 | |
16 to 20 |
Fatigue Strength, MPa | 180 to 200 | |
350 to 480 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
77 |
Shear Strength, MPa | 280 to 310 | |
530 to 620 |
Tensile Strength: Ultimate (UTS), MPa | 420 to 460 | |
860 to 1000 |
Tensile Strength: Yield (Proof), MPa | 220 to 250 | |
540 to 790 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
280 |
Maximum Temperature: Mechanical, °C | 410 | |
870 |
Melting Completion (Liquidus), °C | 1470 | |
1450 |
Melting Onset (Solidus), °C | 1420 to 1430 | |
1400 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 50 | |
15 |
Thermal Expansion, µm/m-K | 13 | |
10 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
2.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 to 8.2 | |
2.5 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.4 | |
13 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
2.8 |
Embodied Energy, MJ/kg | 20 | |
39 |
Embodied Water, L/kg | 47 | |
130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
130 to 170 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 to 170 | |
730 to 1590 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 15 to 16 | |
31 to 36 |
Strength to Weight: Bending, points | 16 to 17 | |
26 to 28 |
Thermal Diffusivity, mm2/s | 13 | |
4.0 |
Thermal Shock Resistance, points | 12 to 14 | |
31 to 36 |