EN 1.4568 +P1450 Steel vs. Precipitation Hardened S66286 Stainless Steel
Both EN 1.4568 +P1450 steel and precipitation hardened S66286 stainless steel are iron alloys. Both are furnished in the aged (precipitation hardened) condition. They have 77% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.4568 +P1450 steel and the bottom bar is precipitation hardened S66286 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 2.3 | |
17 |
Fatigue Strength, MPa | 670 | |
410 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 76 | |
75 |
Shear Strength, MPa | 930 | |
630 |
Tensile Strength: Ultimate (UTS), MPa | 1620 | |
1020 |
Tensile Strength: Yield (Proof), MPa | 1490 | |
670 |
Thermal Properties
Latent Heat of Fusion, J/g | 280 | |
300 |
Maximum Temperature: Corrosion, °C | 410 | |
780 |
Maximum Temperature: Mechanical, °C | 890 | |
920 |
Melting Completion (Liquidus), °C | 1420 | |
1430 |
Melting Onset (Solidus), °C | 1380 | |
1370 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 16 | |
15 |
Thermal Expansion, µm/m-K | 13 | |
17 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
1.9 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
2.2 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 13 | |
26 |
Density, g/cm3 | 7.7 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 2.8 | |
6.0 |
Embodied Energy, MJ/kg | 40 | |
87 |
Embodied Water, L/kg | 140 | |
170 |
Common Calculations
PREN (Pitting Resistance) | 17 | |
19 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 36 | |
150 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 5710 | |
1150 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 58 | |
36 |
Strength to Weight: Bending, points | 40 | |
28 |
Thermal Diffusivity, mm2/s | 4.3 | |
4.0 |
Thermal Shock Resistance, points | 46 | |
22 |
Alloy Composition
Aluminum (Al), % | 0.7 to 1.5 | |
0 to 0.35 |
Boron (B), % | 0 | |
0.0010 to 0.010 |
Carbon (C), % | 0 to 0.090 | |
0 to 0.080 |
Chromium (Cr), % | 16 to 18 | |
13.5 to 16 |
Iron (Fe), % | 70.9 to 76.8 | |
49.1 to 59.5 |
Manganese (Mn), % | 0 to 1.0 | |
0 to 2.0 |
Molybdenum (Mo), % | 0 | |
1.0 to 1.5 |
Nickel (Ni), % | 6.5 to 7.8 | |
24 to 27 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.7 | |
0 to 1.0 |
Sulfur (S), % | 0 to 0.015 | |
0 to 0.030 |
Titanium (Ti), % | 0 | |
1.9 to 2.4 |
Vanadium (V), % | 0 | |
0.1 to 0.5 |