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AISI 409 Stainless Steel vs. EN 1.6553 Steel

Both AISI 409 stainless steel and EN 1.6553 steel are iron alloys. They have 89% 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 AISI 409 stainless steel and the bottom bar is EN 1.6553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24
19 to 21
Fatigue Strength, MPa 140
330 to 460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 420
710 to 800
Tensile Strength: Yield (Proof), MPa 200
470 to 670

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 710
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
39
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 6.5
2.7
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.6
Embodied Energy, MJ/kg 28
21
Embodied Water, L/kg 94
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 100
600 to 1190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 15
25 to 28
Strength to Weight: Bending, points 16
23 to 24
Thermal Diffusivity, mm2/s 6.7
10
Thermal Shock Resistance, points 15
21 to 23

Alloy Composition

Carbon (C), % 0 to 0.080
0.23 to 0.28
Chromium (Cr), % 10.5 to 11.7
0.4 to 0.8
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 84.9 to 89.5
95.6 to 98.2
Manganese (Mn), % 0 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 0 to 0.5
0.4 to 0.8
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025
Titanium (Ti), % 0 to 0.75
0
Vanadium (V), % 0
0 to 0.030