EN 1.0234 Steel vs. EN 1.1221 Steel
Both EN 1.0234 steel and EN 1.1221 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.0234 steel and the bottom bar is EN 1.1221 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 100 to 140 | |
210 to 250 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 12 to 29 | |
10 to 21 |
Fatigue Strength, MPa | 170 to 270 | |
240 to 340 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
72 |
Shear Strength, MPa | 260 to 300 | |
450 to 520 |
Tensile Strength: Ultimate (UTS), MPa | 350 to 480 | |
730 to 870 |
Tensile Strength: Yield (Proof), MPa | 220 to 410 | |
390 to 550 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 400 | |
400 |
Melting Completion (Liquidus), °C | 1460 | |
1460 |
Melting Onset (Solidus), °C | 1420 | |
1410 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 53 | |
48 |
Thermal Expansion, µm/m-K | 12 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
7.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
8.3 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.8 | |
2.1 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.5 |
Embodied Energy, MJ/kg | 18 | |
19 |
Embodied Water, L/kg | 46 | |
47 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 36 to 130 | |
67 to 130 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 to 440 | |
410 to 800 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 12 to 17 | |
26 to 31 |
Strength to Weight: Bending, points | 14 to 17 | |
23 to 26 |
Thermal Diffusivity, mm2/s | 14 | |
13 |
Thermal Shock Resistance, points | 11 to 15 | |
23 to 28 |
Alloy Composition
Aluminum (Al), % | 0.020 to 0.060 | |
0 |
Carbon (C), % | 0.13 to 0.17 | |
0.57 to 0.65 |
Chromium (Cr), % | 0 | |
0 to 0.4 |
Iron (Fe), % | 99.02 to 99.5 | |
97.1 to 98.8 |
Manganese (Mn), % | 0.35 to 0.6 | |
0.6 to 0.9 |
Molybdenum (Mo), % | 0 | |
0 to 0.1 |
Nickel (Ni), % | 0 | |
0 to 0.4 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.035 |
Silicon (Si), % | 0 to 0.1 | |
0 to 0.4 |
Sulfur (S), % | 0 to 0.025 | |
0 to 0.035 |