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EN 1.3553 Steel vs. AISI 422 Stainless Steel

Both EN 1.3553 steel and AISI 422 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
260 to 330
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 720
910 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 540
650
Melting Completion (Liquidus), °C 1620
1480
Melting Onset (Solidus), °C 1570
1470
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 24
24
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 11
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
11
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 8.5
3.1
Embodied Energy, MJ/kg 130
44
Embodied Water, L/kg 96
100

Common Calculations

PREN (Pitting Resistance) 31
17
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
32 to 38
Strength to Weight: Bending, points 21
26 to 30
Thermal Diffusivity, mm2/s 6.4
6.4
Thermal Shock Resistance, points 21
33 to 39

Alloy Composition

Carbon (C), % 0.78 to 0.86
0.2 to 0.25
Chromium (Cr), % 3.9 to 4.3
11 to 12.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 80.7 to 83.7
81.9 to 85.8
Manganese (Mn), % 0 to 0.4
0.5 to 1.0
Molybdenum (Mo), % 4.7 to 5.2
0.9 to 1.3
Nickel (Ni), % 0
0.5 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.025
Tungsten (W), % 6.0 to 6.7
0.9 to 1.3
Vanadium (V), % 1.7 to 2.0
0.2 to 0.3