SAE-AISI 4150 Steel vs. ASTM A356 Grade 1
Both SAE-AISI 4150 steel and ASTM A356 grade 1 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 SAE-AISI 4150 steel and the bottom bar is ASTM A356 grade 1.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 12 to 20 | |
23 |
Fatigue Strength, MPa | 260 to 780 | |
200 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 660 to 1310 | |
550 |
Tensile Strength: Yield (Proof), MPa | 380 to 1220 | |
280 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 420 | |
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 | 42 | |
51 |
Thermal Expansion, µm/m-K | 13 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
8.1 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.4 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
1.4 |
Embodied Energy, MJ/kg | 20 | |
18 |
Embodied Water, L/kg | 51 | |
45 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 180 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 to 3930 | |
210 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 24 to 47 | |
20 |
Strength to Weight: Bending, points | 22 to 34 | |
19 |
Thermal Diffusivity, mm2/s | 11 | |
14 |
Thermal Shock Resistance, points | 19 to 39 | |
18 |
Alloy Composition
Carbon (C), % | 0.48 to 0.53 | |
0 to 0.35 |
Chromium (Cr), % | 0.8 to 1.1 | |
0 |
Iron (Fe), % | 96.7 to 97.7 | |
98.3 to 100 |
Manganese (Mn), % | 0.75 to 1.0 | |
0 to 0.7 |
Molybdenum (Mo), % | 0.15 to 0.25 | |
0 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.035 |
Silicon (Si), % | 0.15 to 0.35 | |
0 to 0.6 |
Sulfur (S), % | 0 to 0.040 | |
0 to 0.030 |