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Grade 24 Titanium vs. SAE-AISI H19 Steel

Grade 24 titanium belongs to the titanium alloys classification, while SAE-AISI H19 steel belongs to the iron alloys. There are 20 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 grade 24 titanium and the bottom bar is SAE-AISI H19 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
75
Tensile Strength: Ultimate (UTS), MPa 1010
720 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 410
260
Melting Completion (Liquidus), °C 1610
1540
Melting Onset (Solidus), °C 1560
1490
Specific Heat Capacity, J/kg-K 560
460
Thermal Conductivity, W/m-K 7.1
29
Thermal Expansion, µm/m-K 9.6
12

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.2
Embodied Carbon, kg CO2/kg material 43
7.5
Embodied Energy, MJ/kg 710
110
Embodied Water, L/kg 310
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 63
24 to 68
Strength to Weight: Bending, points 50
22 to 43
Thermal Diffusivity, mm2/s 2.9
7.9
Thermal Shock Resistance, points 72
21 to 59

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.080
0.32 to 0.45
Chromium (Cr), % 0
4.0 to 4.8
Cobalt (Co), % 0
4.0 to 4.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
81.4 to 85.5
Manganese (Mn), % 0
0.2 to 0.5
Molybdenum (Mo), % 0
0.3 to 0.55
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 87.5 to 91
0
Tungsten (W), % 0
3.8 to 4.5
Vanadium (V), % 3.5 to 4.5
1.8 to 2.2
Residuals, % 0 to 0.4
0