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AISI 309 Stainless Steel vs. EN 1.0050 Steel

Both AISI 309 stainless steel and EN 1.0050 steel are iron alloys. They have 62% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, 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 1.0050 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 47
18
Fatigue Strength, MPa 250 to 280
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 420 to 470
330
Tensile Strength: Ultimate (UTS), MPa 600 to 710
530
Tensile Strength: Yield (Proof), MPa 260 to 350
280

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
53
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 51
18
Embodied Water, L/kg 170
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 230
81
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
19
Strength to Weight: Bending, points 20 to 23
18
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 14 to 16
17

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 24
0
Iron (Fe), % 58 to 66
99.876 to 100
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 12 to 15
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.045
0 to 0.055
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0 to 0.055