EN 1.5535 Steel vs. SAE-AISI 1541 Steel
Both EN 1.5535 steel and SAE-AISI 1541 steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.5535 steel and the bottom bar is SAE-AISI 1541 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 130 to 180 | |
210 to 220 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 11 to 22 | |
11 to 17 |
Fatigue Strength, MPa | 210 to 320 | |
260 to 420 |
Poisson's Ratio | 0.29 | |
0.29 |
Reduction in Area, % | 62 to 72 | |
34 to 51 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 320 to 370 | |
440 to 480 |
Tensile Strength: Ultimate (UTS), MPa | 450 to 1490 | |
720 to 790 |
Tensile Strength: Yield (Proof), MPa | 300 to 500 | |
390 to 680 |
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 | 50 | |
52 |
Thermal Expansion, µm/m-K | 13 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
7.1 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
8.2 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.9 | |
1.9 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.4 |
Embodied Energy, MJ/kg | 19 | |
19 |
Embodied Water, L/kg | 48 | |
48 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 250 | |
78 to 100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 680 | |
410 to 1250 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 16 to 53 | |
25 to 28 |
Strength to Weight: Bending, points | 17 to 37 | |
23 to 24 |
Thermal Diffusivity, mm2/s | 13 | |
14 |
Thermal Shock Resistance, points | 13 to 44 | |
23 to 25 |
Alloy Composition
Boron (B), % | 0.00080 to 0.0050 | |
0 |
Carbon (C), % | 0.2 to 0.25 | |
0.36 to 0.44 |
Chromium (Cr), % | 0 to 0.3 | |
0 |
Copper (Cu), % | 0 to 0.25 | |
0 |
Iron (Fe), % | 97.6 to 98.9 | |
97.8 to 98.3 |
Manganese (Mn), % | 0.9 to 1.2 | |
1.4 to 1.7 |
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 |