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AISI 304 Stainless Steel vs. EN 1.4419 Stainless Steel

Both AISI 304 stainless steel and EN 1.4419 stainless steel are iron alloys. They have 85% 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 304 stainless steel and the bottom bar is EN 1.4419 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 43
11 to 17
Fatigue Strength, MPa 210 to 440
230 to 680
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 400 to 690
410 to 950
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
660 to 1590
Tensile Strength: Yield (Proof), MPa 230 to 860
370 to 1240

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 710
790
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
30
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 15
8.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.2
Embodied Energy, MJ/kg 43
30
Embodied Water, L/kg 150
110

Common Calculations

PREN (Pitting Resistance) 20
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
95 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1870
350 to 3920
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 42
24 to 57
Strength to Weight: Bending, points 20 to 32
22 to 39
Thermal Diffusivity, mm2/s 4.2
8.1
Thermal Shock Resistance, points 12 to 25
23 to 55

Alloy Composition

Carbon (C), % 0 to 0.080
0.36 to 0.42
Chromium (Cr), % 18 to 20
13 to 14.5
Iron (Fe), % 66.5 to 74
82 to 86
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0.6 to 1.0
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants