EN 1.0420 Cast Steel vs. SAE-AISI 81B45 Steel
Both EN 1.0420 cast steel and SAE-AISI 81B45 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.0420 cast steel and the bottom bar is SAE-AISI 81B45 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 28 | |
12 to 24 |
Fatigue Strength, MPa | 170 | |
250 to 350 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 460 | |
540 to 670 |
Tensile Strength: Yield (Proof), MPa | 220 | |
350 to 560 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 400 | |
410 |
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 | |
40 |
Thermal Expansion, µm/m-K | 12 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
7.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.9 | |
8.3 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.7 | |
2.3 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.5 |
Embodied Energy, MJ/kg | 18 | |
20 |
Embodied Water, L/kg | 45 | |
49 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
77 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 | |
320 to 840 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 16 | |
19 to 24 |
Strength to Weight: Bending, points | 17 | |
19 to 22 |
Thermal Diffusivity, mm2/s | 14 | |
11 |
Thermal Shock Resistance, points | 14 | |
17 to 21 |
Alloy Composition
Boron (B), % | 0 | |
0.00050 to 0.0030 |
Carbon (C), % | 0 | |
0.43 to 0.48 |
Chromium (Cr), % | 0 | |
0.35 to 0.55 |
Iron (Fe), % | 99.935 to 100 | |
97 to 98 |
Manganese (Mn), % | 0 | |
0.75 to 1.0 |
Molybdenum (Mo), % | 0 | |
0.080 to 0.15 |
Nickel (Ni), % | 0 | |
0.2 to 0.4 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.035 |
Silicon (Si), % | 0 | |
0.15 to 0.35 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.040 |