EN 1.4024 Stainless Steel vs. ASTM A356 Grade 9
Both EN 1.4024 stainless steel and ASTM A356 grade 9 are iron alloys. They have 88% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.4024 stainless steel and the bottom bar is ASTM A356 grade 9.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 15 to 22 | |
17 |
Fatigue Strength, MPa | 220 to 300 | |
310 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 76 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 590 to 750 | |
670 |
Tensile Strength: Yield (Proof), MPa | 330 to 510 | |
460 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
260 |
Maximum Temperature: Mechanical, °C | 760 | |
440 |
Melting Completion (Liquidus), °C | 1440 | |
1470 |
Melting Onset (Solidus), °C | 1400 | |
1430 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 30 | |
41 |
Thermal Expansion, µm/m-K | 11 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
7.5 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
8.6 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 7.0 | |
3.6 |
Density, g/cm3 | 7.7 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.9 | |
2.4 |
Embodied Energy, MJ/kg | 27 | |
33 |
Embodied Water, L/kg | 100 | |
56 |
Common Calculations
PREN (Pitting Resistance) | 13 | |
4.7 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 110 | |
100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 280 to 660 | |
570 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 21 to 27 | |
24 |
Strength to Weight: Bending, points | 20 to 24 | |
22 |
Thermal Diffusivity, mm2/s | 8.1 | |
11 |
Thermal Shock Resistance, points | 21 to 26 | |
19 |
Alloy Composition
Carbon (C), % | 0.12 to 0.17 | |
0 to 0.2 |
Chromium (Cr), % | 12 to 14 | |
1.0 to 1.5 |
Iron (Fe), % | 83.8 to 87.9 | |
95.2 to 97.2 |
Manganese (Mn), % | 0 to 1.0 | |
0.5 to 0.9 |
Molybdenum (Mo), % | 0 | |
0.9 to 1.2 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.035 |
Silicon (Si), % | 0 to 1.0 | |
0.2 to 0.6 |
Sulfur (S), % | 0 to 0.015 | |
0 to 0.030 |
Vanadium (V), % | 0 | |
0.2 to 0.35 |