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Grade 33 Titanium vs. SAE-AISI H13 Steel

Grade 33 titanium belongs to the titanium alloys classification, while SAE-AISI H13 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 33 titanium and the bottom bar is SAE-AISI H13 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 41
74
Tensile Strength: Ultimate (UTS), MPa 390
690 to 1820

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
29
Thermal Expansion, µm/m-K 8.7
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 55
6.0
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 33
4.3
Embodied Energy, MJ/kg 530
64
Embodied Water, L/kg 200
78

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 24
25 to 65
Strength to Weight: Bending, points 26
22 to 43
Thermal Diffusivity, mm2/s 8.7
7.8
Thermal Shock Resistance, points 30
25 to 65

Alloy Composition

Carbon (C), % 0 to 0.080
0.32 to 0.45
Chromium (Cr), % 0.1 to 0.2
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
88.8 to 92
Manganese (Mn), % 0
0.2 to 0.5
Molybdenum (Mo), % 0
1.1 to 1.8
Nickel (Ni), % 0.35 to 0.55
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.010 to 0.020
0
Phosphorus (P), % 0
0 to 0.030
Ruthenium (Ru), % 0.020 to 0.040
0
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.1 to 99.52
0
Vanadium (V), % 0
0.8 to 1.2
Residuals, % 0 to 0.4
0