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AISI 422 Stainless Steel vs. EN 1.4568 Stainless Steel

Both AISI 422 stainless steel and EN 1.4568 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 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 422 stainless steel and the bottom bar is EN 1.4568 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 17
2.3 to 21
Fatigue Strength, MPa 410 to 500
220 to 670
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 560 to 660
520 to 930
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
830 to 1620
Tensile Strength: Yield (Proof), MPa 670 to 870
330 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 650
890
Melting Completion (Liquidus), °C 1480
1420
Melting Onset (Solidus), °C 1470
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
16
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 44
40
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 17
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
36 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 1140 to 1910
290 to 5710
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 38
30 to 58
Strength to Weight: Bending, points 26 to 30
25 to 40
Thermal Diffusivity, mm2/s 6.4
4.3
Thermal Shock Resistance, points 33 to 39
23 to 46

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.5
Carbon (C), % 0.2 to 0.25
0 to 0.090
Chromium (Cr), % 11 to 12.5
16 to 18
Iron (Fe), % 81.9 to 85.8
70.9 to 76.8
Manganese (Mn), % 0.5 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
6.5 to 7.8
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.025
0 to 0.015
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0