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Grade 28 Titanium vs. AWS E317L

Grade 28 titanium belongs to the titanium alloys classification, while AWS E317L belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 28 titanium and the bottom bar is AWS E317L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11 to 17
34
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 690 to 980
580

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Melting Completion (Liquidus), °C 1640
1450
Melting Onset (Solidus), °C 1590
1400
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 8.3
15
Thermal Expansion, µm/m-K 9.9
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 36
22
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 37
4.3
Embodied Energy, MJ/kg 600
59
Embodied Water, L/kg 370
170

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 43 to 61
20
Strength to Weight: Bending, points 39 to 49
20
Thermal Diffusivity, mm2/s 3.4
3.9
Thermal Shock Resistance, points 47 to 66
15

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0 to 0.040
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 0
0 to 0.75
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
56.6 to 66.5
Manganese (Mn), % 0
0.5 to 2.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
12 to 14
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.040
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 92.4 to 95.4
0
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0