EN 1.4421 Stainless Steel vs. ASTM A285 Carbon Steel
Both EN 1.4421 stainless steel and ASTM A285 carbon steel are iron alloys. There are 29 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 EN 1.4421 stainless steel and the bottom bar is ASTM A285 carbon steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 11 to 17 | |
30 to 34 |
Fatigue Strength, MPa | 380 to 520 | |
150 to 180 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 77 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 880 to 1100 | |
380 to 450 |
Tensile Strength: Yield (Proof), MPa | 620 to 950 | |
190 to 230 |
Thermal Properties
Latent Heat of Fusion, J/g | 280 | |
250 |
Maximum Temperature: Mechanical, °C | 870 | |
400 |
Melting Completion (Liquidus), °C | 1440 | |
1470 |
Melting Onset (Solidus), °C | 1400 | |
1420 to 1430 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 16 | |
53 |
Thermal Expansion, µm/m-K | 10 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 12 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
1.4 |
Embodied Energy, MJ/kg | 36 | |
18 |
Embodied Water, L/kg | 130 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 140 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 960 to 2270 | |
94 to 150 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 31 to 39 | |
13 to 16 |
Strength to Weight: Bending, points | 26 to 30 | |
15 to 17 |
Thermal Diffusivity, mm2/s | 4.4 | |
14 |
Thermal Shock Resistance, points | 31 to 39 | |
12 to 14 |