SAE-AISI 5160 Steel vs. EN 1.3940 Stainless Steel
Both SAE-AISI 5160 steel and EN 1.3940 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 5160 steel and the bottom bar is EN 1.3940 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 12 to 18 | |
34 |
Fatigue Strength, MPa | 180 to 650 | |
190 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
77 |
Tensile Strength: Ultimate (UTS), MPa | 660 to 1150 | |
540 |
Tensile Strength: Yield (Proof), MPa | 280 to 1010 | |
240 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
290 |
Maximum Temperature: Mechanical, °C | 420 | |
930 |
Melting Completion (Liquidus), °C | 1450 | |
1420 |
Melting Onset (Solidus), °C | 1410 | |
1380 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 43 | |
15 |
Thermal Expansion, µm/m-K | 13 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
2.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
2.7 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.1 | |
17 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
3.3 |
Embodied Energy, MJ/kg | 19 | |
47 |
Embodied Water, L/kg | 50 | |
150 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 to 160 | |
150 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 to 2700 | |
150 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 23 to 41 | |
19 |
Strength to Weight: Bending, points | 22 to 31 | |
19 |
Thermal Diffusivity, mm2/s | 12 | |
4.1 |
Thermal Shock Resistance, points | 19 to 34 | |
16 |
Alloy Composition
Carbon (C), % | 0.56 to 0.61 | |
0 to 0.030 |
Chromium (Cr), % | 0.7 to 0.9 | |
16.5 to 18.5 |
Iron (Fe), % | 97.1 to 97.8 | |
64.2 to 71.4 |
Manganese (Mn), % | 0.75 to 1.0 | |
0 to 2.0 |
Nickel (Ni), % | 0 | |
12 to 14 |
Nitrogen (N), % | 0 | |
0.1 to 0.2 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.035 |
Silicon (Si), % | 0.15 to 0.35 | |
0 to 1.0 |
Sulfur (S), % | 0 to 0.040 | |
0 to 0.020 |