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SAE-AISI H22 Steel vs. AWS ERNiCrMo-3

SAE-AISI H22 steel belongs to the iron alloys classification, while AWS ERNiCrMo-3 belongs to the nickel alloys. There are 21 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 ERNiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
870

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Melting Completion (Liquidus), °C 1670
1480
Melting Onset (Solidus), °C 1620
1430
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 31
11
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
80
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 4.9
14
Embodied Energy, MJ/kg 73
190
Embodied Water, L/kg 72
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 22 to 61
28
Strength to Weight: Bending, points 20 to 39
24
Thermal Diffusivity, mm2/s 8.2
2.8
Thermal Shock Resistance, points 22 to 60
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0.3 to 0.4
0 to 0.010
Chromium (Cr), % 1.8 to 3.8
20 to 23
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 82.2 to 87.4
0 to 5.0
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0 to 0.3
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.15 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.4
Tungsten (W), % 10 to 11.8
0
Vanadium (V), % 0.25 to 0.5
0
Residuals, % 0
0 to 0.5