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AISI 422 Stainless Steel vs. EN 1.7365 Steel

Both AISI 422 stainless steel and EN 1.7365 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, 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 1.7365 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260 to 330
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 17
18
Fatigue Strength, MPa 410 to 500
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
700
Tensile Strength: Yield (Proof), MPa 670 to 870
470

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 650
510
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1470
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
40
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
4.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.8
Embodied Energy, MJ/kg 44
24
Embodied Water, L/kg 100
70

Common Calculations

PREN (Pitting Resistance) 17
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1140 to 1910
580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 38
25
Strength to Weight: Bending, points 26 to 30
22
Thermal Diffusivity, mm2/s 6.4
11
Thermal Shock Resistance, points 33 to 39
20

Alloy Composition

Carbon (C), % 0.2 to 0.25
0.12 to 0.19
Chromium (Cr), % 11 to 12.5
4.0 to 6.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 81.9 to 85.8
91.2 to 94.9
Manganese (Mn), % 0.5 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 0.9 to 1.3
0.45 to 0.65
Nickel (Ni), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.025
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0 to 0.050