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AISI 409 Stainless Steel vs. EN 1.5662 Steel

Both AISI 409 stainless steel and EN 1.5662 steel are iron alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 409 stainless steel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24
20
Fatigue Strength, MPa 140
380 to 450
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 270
460 to 470
Tensile Strength: Ultimate (UTS), MPa 420
740 to 750
Tensile Strength: Yield (Proof), MPa 200
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 710
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
7.5
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.0
2.3
Embodied Energy, MJ/kg 28
31
Embodied Water, L/kg 94
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 100
810 to 1150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 15
26
Strength to Weight: Bending, points 16
23
Thermal Shock Resistance, points 15
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 10.5 to 11.7
0
Iron (Fe), % 84.9 to 89.5
88.6 to 91.2
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.5
8.5 to 10
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0 to 0.75
0
Vanadium (V), % 0
0 to 0.050