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SAE-AISI H22 Steel vs. AWS ENiCrMo-4

SAE-AISI H22 steel belongs to the iron alloys classification, while AWS ENiCrMo-4 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H22 steel and the bottom bar is AWS ENiCrMo-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
84
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
790

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1670
1590
Melting Onset (Solidus), °C 1620
1530
Specific Heat Capacity, J/kg-K 440
410
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
70
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 4.9
13
Embodied Energy, MJ/kg 73
170
Embodied Water, L/kg 72
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 22 to 61
24
Strength to Weight: Bending, points 20 to 39
21
Thermal Shock Resistance, points 22 to 60
22

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.020
Chromium (Cr), % 1.8 to 3.8
14.5 to 16.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 82.2 to 87.4
4.0 to 7.0
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 0 to 0.3
49.9 to 63.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 10 to 11.8
3.0 to 4.5
Vanadium (V), % 0.25 to 0.5
0 to 0.35
Residuals, % 0
0 to 0.5