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AISI 304L Stainless Steel vs. EN 1.4424 Stainless Steel

Both AISI 304L stainless steel and EN 1.4424 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 33 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 304L stainless steel and the bottom bar is EN 1.4424 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 350
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.7 to 46
28
Fatigue Strength, MPa 170 to 430
350 to 370
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 370 to 680
520
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
800
Tensile Strength: Yield (Proof), MPa 190 to 870
480 to 500

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 540
960
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 44
46
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 20
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
190 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
580 to 640
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 41
29
Strength to Weight: Bending, points 19 to 31
25
Thermal Diffusivity, mm2/s 4.2
3.5
Thermal Shock Resistance, points 12 to 25
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 18 to 20
18 to 19
Iron (Fe), % 65 to 74
68.6 to 72.4
Manganese (Mn), % 0 to 2.0
1.2 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 8.0 to 12
4.5 to 5.2
Nitrogen (N), % 0 to 0.1
0.050 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
1.4 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants