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SAE-AISI H22 Steel vs. Grade 9 Titanium

SAE-AISI H22 steel belongs to the iron alloys classification, while grade 9 titanium belongs to the titanium alloys. There are 21 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 grade 9 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
700 to 960

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Melting Completion (Liquidus), °C 1670
1640
Melting Onset (Solidus), °C 1620
1590
Specific Heat Capacity, J/kg-K 440
550
Thermal Conductivity, W/m-K 31
8.1
Thermal Expansion, µm/m-K 12
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
37
Density, g/cm3 8.7
4.5
Embodied Carbon, kg CO2/kg material 4.9
36
Embodied Energy, MJ/kg 73
580
Embodied Water, L/kg 72
150

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
35
Strength to Weight: Axial, points 22 to 61
43 to 60
Strength to Weight: Bending, points 20 to 39
39 to 48
Thermal Diffusivity, mm2/s 8.2
3.3
Thermal Shock Resistance, points 22 to 60
52 to 71

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0.3 to 0.4
0 to 0.080
Chromium (Cr), % 1.8 to 3.8
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 82.2 to 87.4
0 to 0.25
Manganese (Mn), % 0.15 to 0.4
0
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.6 to 95.5
Tungsten (W), % 10 to 11.8
0
Vanadium (V), % 0.25 to 0.5
2.0 to 3.0
Residuals, % 0
0 to 0.4

Comparable Variants