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AISI 304L Stainless Steel vs. EN 1.6220 Steel

Both AISI 304L stainless steel and EN 1.6220 steel are iron alloys. They have 71% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 304L stainless steel and the bottom bar is EN 1.6220 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 350
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.7 to 46
23 to 25
Fatigue Strength, MPa 170 to 430
240 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
550 to 580
Tensile Strength: Yield (Proof), MPa 190 to 870
340

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 540
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
52
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 44
19
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
300 to 310
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 41
19 to 20
Strength to Weight: Bending, points 19 to 31
19 to 20
Thermal Diffusivity, mm2/s 4.2
14
Thermal Shock Resistance, points 12 to 25
16 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0.17 to 0.23
Chromium (Cr), % 18 to 20
0
Iron (Fe), % 65 to 74
96.7 to 98.8
Manganese (Mn), % 0 to 2.0
1.0 to 1.6
Nickel (Ni), % 8.0 to 12
0 to 0.8
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030