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AISI 304N Stainless Steel vs. EN 1.4418 Stainless Steel

Both AISI 304N stainless steel and EN 1.4418 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 304N stainless steel and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1 to 45
16 to 20
Fatigue Strength, MPa 220 to 440
350 to 480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 420 to 700
530 to 620
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
860 to 1000
Tensile Strength: Yield (Proof), MPa 270 to 850
540 to 790

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 960
870
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
10

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 15
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 43
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
730 to 1590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 42
31 to 36
Strength to Weight: Bending, points 21 to 32
26 to 28
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 14 to 26
31 to 36

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 18 to 20
15 to 17
Iron (Fe), % 66.4 to 73.9
73.2 to 80.2
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0
0.8 to 1.5
Nickel (Ni), % 8.0 to 10.5
4.0 to 6.0
Nitrogen (N), % 0.1 to 0.16
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants