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AISI 309 Stainless Steel vs. EN 1.1061 Steel

Both AISI 309 stainless steel and EN 1.1061 steel are iron alloys. They have 63% of their average alloy composition in common. There are 25 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 309 stainless steel and the bottom bar is EN 1.1061 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 600 to 710
530 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 980
400
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 16
51
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 51
19
Embodied Water, L/kg 170
46

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
19 to 64
Strength to Weight: Bending, points 20 to 23
19 to 42
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 14 to 16
17 to 58

Alloy Composition

Carbon (C), % 0 to 0.2
0.42 to 0.5
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 58 to 66
98.1 to 99.06
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Nickel (Ni), % 12 to 15
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.3
Sulfur (S), % 0 to 0.030
0.020 to 0.035