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AISI 422 Stainless Steel vs. EN 1.4857 Stainless Steel

Both AISI 422 stainless steel and EN 1.4857 stainless steel are iron alloys. They have 51% 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 1.4857 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260 to 330
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 17
6.7
Fatigue Strength, MPa 410 to 500
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
500
Tensile Strength: Yield (Proof), MPa 670 to 870
250

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Corrosion, °C 380
440
Maximum Temperature: Mechanical, °C 650
1100
Melting Completion (Liquidus), °C 1480
1370
Melting Onset (Solidus), °C 1470
1320
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
13
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
34
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
5.7
Embodied Energy, MJ/kg 44
81
Embodied Water, L/kg 100
220

Common Calculations

PREN (Pitting Resistance) 17
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
28
Resilience: Unit (Modulus of Resilience), kJ/m3 1140 to 1910
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 38
18
Strength to Weight: Bending, points 26 to 30
18
Thermal Diffusivity, mm2/s 6.4
3.4
Thermal Shock Resistance, points 33 to 39
11

Alloy Composition

Carbon (C), % 0.2 to 0.25
0.3 to 0.5
Chromium (Cr), % 11 to 12.5
24 to 27
Iron (Fe), % 81.9 to 85.8
31.4 to 41.7
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
0 to 0.5
Nickel (Ni), % 0.5 to 1.0
33 to 36
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
1.0 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0