EN 1.0303 Steel vs. SAE-AISI 1524 Steel
Both EN 1.0303 steel and SAE-AISI 1524 steel are iron alloys. They have a very high 99% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.0303 steel and the bottom bar is SAE-AISI 1524 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 84 to 120 | |
170 to 180 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 12 to 25 | |
14 to 22 |
Fatigue Strength, MPa | 150 to 230 | |
230 to 340 |
Poisson's Ratio | 0.29 | |
0.29 |
Reduction in Area, % | 75 to 86 | |
39 to 48 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 220 to 260 | |
360 to 390 |
Tensile Strength: Ultimate (UTS), MPa | 290 to 410 | |
570 to 650 |
Tensile Strength: Yield (Proof), MPa | 200 to 320 | |
320 to 540 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 400 | |
400 |
Melting Completion (Liquidus), °C | 1470 | |
1460 |
Melting Onset (Solidus), °C | 1430 | |
1420 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 53 | |
52 |
Thermal Expansion, µm/m-K | 12 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 6.9 | |
8.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 7.9 | |
9.5 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.8 | |
1.9 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.4 |
Embodied Energy, MJ/kg | 18 | |
19 |
Embodied Water, L/kg | 46 | |
48 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 94 | |
84 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 270 | |
270 to 760 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 10 to 15 | |
20 to 23 |
Strength to Weight: Bending, points | 12 to 16 | |
19 to 21 |
Thermal Diffusivity, mm2/s | 14 | |
14 |
Thermal Shock Resistance, points | 9.2 to 13 | |
18 to 21 |
Alloy Composition
Aluminum (Al), % | 0.020 to 0.060 | |
0 |
Carbon (C), % | 0.020 to 0.060 | |
0.19 to 0.25 |
Iron (Fe), % | 99.335 to 99.71 | |
98 to 98.5 |
Manganese (Mn), % | 0.25 to 0.4 | |
1.4 to 1.7 |
Phosphorus (P), % | 0 to 0.020 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.1 | |
0 |
Sulfur (S), % | 0 to 0.025 | |
0 to 0.050 |