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Grade 36 Titanium vs. SAE-AISI D2 Steel

Grade 36 titanium belongs to the titanium alloys classification, while SAE-AISI D2 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade 36 titanium and the bottom bar is SAE-AISI D2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
5.0 to 16
Fatigue Strength, MPa 300
310 to 860
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 39
75
Shear Strength, MPa 320
460 to 1160
Tensile Strength: Ultimate (UTS), MPa 530
760 to 2000
Tensile Strength: Yield (Proof), MPa 520
470 to 1510

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Melting Completion (Liquidus), °C 2020
1440
Melting Onset (Solidus), °C 1950
1390
Specific Heat Capacity, J/kg-K 420
480
Thermal Expansion, µm/m-K 8.1
11

Otherwise Unclassified Properties

Density, g/cm3 6.3
7.7
Embodied Carbon, kg CO2/kg material 58
3.4
Embodied Energy, MJ/kg 920
50
Embodied Water, L/kg 130
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
92 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 1260
570 to 5940
Stiffness to Weight: Axial, points 9.3
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
27 to 72
Strength to Weight: Bending, points 23
24 to 46
Thermal Shock Resistance, points 45
25 to 67

Alloy Composition

Carbon (C), % 0 to 0.030
1.4 to 1.6
Chromium (Cr), % 0
11 to 13
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.0035
0
Iron (Fe), % 0 to 0.030
81.3 to 86.9
Manganese (Mn), % 0
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 0
0 to 0.3
Niobium (Nb), % 42 to 47
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 52.3 to 58
0
Vanadium (V), % 0
0 to 1.1
Residuals, % 0 to 0.4
0