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AISI 409 Stainless Steel vs. EN 1.3570 Steel

Both AISI 409 stainless steel and EN 1.3570 steel are iron alloys. They have 89% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, 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 1.3570 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 420
490 to 1440

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 710
410
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
46
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
2.3
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.5
Embodied Energy, MJ/kg 28
19
Embodied Water, L/kg 94
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 15
17 to 51
Strength to Weight: Bending, points 16
18 to 36
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 15
14 to 42

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.080
0.17 to 0.23
Chromium (Cr), % 10.5 to 11.7
0.4 to 0.75
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 84.9 to 89.5
97.1 to 98.9
Manganese (Mn), % 0 to 1.0
0.65 to 1.1
Molybdenum (Mo), % 0
0.1 to 0.2
Nickel (Ni), % 0 to 0.5
0
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.75
0