EN 1.5522 Steel vs. SAE-AISI 1038 Steel
Both EN 1.5522 steel and SAE-AISI 1038 steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.5522 steel and the bottom bar is SAE-AISI 1038 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 140 to 190 | |
170 to 180 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 11 to 21 | |
14 to 20 |
Fatigue Strength, MPa | 210 to 330 | |
220 to 350 |
Poisson's Ratio | 0.29 | |
0.29 |
Reduction in Area, % | 59 to 69 | |
40 to 45 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 320 to 380 | |
370 to 390 |
Tensile Strength: Ultimate (UTS), MPa | 450 to 1490 | |
590 to 640 |
Tensile Strength: Yield (Proof), MPa | 300 to 520 | |
320 to 540 |
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 | |
1420 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 51 | |
51 |
Thermal Expansion, µm/m-K | 13 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.9 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.4 |
Embodied Energy, MJ/kg | 19 | |
18 |
Embodied Water, L/kg | 47 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 250 | |
83 to 100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 720 | |
270 to 790 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 16 to 53 | |
21 to 23 |
Strength to Weight: Bending, points | 17 to 37 | |
20 to 21 |
Thermal Diffusivity, mm2/s | 14 | |
14 |
Thermal Shock Resistance, points | 13 to 44 | |
19 to 20 |
Alloy Composition
Boron (B), % | 0.00080 to 0.0050 | |
0 |
Carbon (C), % | 0.2 to 0.24 | |
0.35 to 0.42 |
Copper (Cu), % | 0 to 0.25 | |
0 |
Iron (Fe), % | 98 to 98.9 | |
98.6 to 99.05 |
Manganese (Mn), % | 0.9 to 1.2 | |
0.6 to 0.9 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.3 | |
0 |
Sulfur (S), % | 0 to 0.025 | |
0 to 0.050 |