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SAE-AISI H22 Steel vs. EN 1.4537 Stainless Steel

Both SAE-AISI H22 steel and EN 1.4537 stainless steel are iron alloys. They have 45% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H22 steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
700

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1670
1440
Melting Onset (Solidus), °C 1620
1390
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 31
14
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
34
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 4.9
6.1
Embodied Energy, MJ/kg 73
84
Embodied Water, L/kg 72
220

Common Calculations

PREN (Pitting Resistance) 21
46
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 22 to 61
24
Strength to Weight: Bending, points 20 to 39
22
Thermal Diffusivity, mm2/s 8.2
3.7
Thermal Shock Resistance, points 22 to 60
15

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.020
Chromium (Cr), % 1.8 to 3.8
24 to 26
Copper (Cu), % 0 to 0.25
1.0 to 2.0
Iron (Fe), % 82.2 to 87.4
36.3 to 46.1
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Molybdenum (Mo), % 0
4.7 to 5.7
Nickel (Ni), % 0 to 0.3
24 to 27
Nitrogen (N), % 0
0.17 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.4
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 10 to 11.8
0
Vanadium (V), % 0.25 to 0.5
0