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SAE-AISI H22 Steel vs. EN 1.4905 Stainless Steel

Both SAE-AISI H22 steel and EN 1.4905 stainless steel are iron alloys. They have 90% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, 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 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
740

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1670
1480
Melting Onset (Solidus), °C 1620
1440
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 31
26
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 28
9.5
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 4.9
2.8
Embodied Energy, MJ/kg 73
40
Embodied Water, L/kg 72
90

Common Calculations

PREN (Pitting Resistance) 21
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 22 to 61
26
Strength to Weight: Bending, points 20 to 39
23
Thermal Diffusivity, mm2/s 8.2
7.0
Thermal Shock Resistance, points 22 to 60
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 0.3 to 0.4
0.090 to 0.13
Chromium (Cr), % 1.8 to 3.8
8.5 to 9.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 82.2 to 87.4
86.2 to 88.8
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.050 to 0.090
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.15 to 0.4
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 10 to 11.8
0.9 to 1.1
Vanadium (V), % 0.25 to 0.5
0.18 to 0.25