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Grade Ti-Pd18 Titanium vs. AWS E33-31

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while AWS E33-31 belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd18 titanium and the bottom bar is AWS E33-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 17
29
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 40
81
Tensile Strength: Ultimate (UTS), MPa 710
810

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Melting Completion (Liquidus), °C 1640
1380
Melting Onset (Solidus), °C 1590
1330
Specific Heat Capacity, J/kg-K 550
480
Thermal Expansion, µm/m-K 9.1
14

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 41
6.0
Embodied Energy, MJ/kg 670
86
Embodied Water, L/kg 270
260

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 44
28
Strength to Weight: Bending, points 39
24
Thermal Shock Resistance, points 52
19

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
31 to 35
Copper (Cu), % 0
0.4 to 0.8
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
24.7 to 34.8
Manganese (Mn), % 0
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0 to 0.050
30 to 32
Nitrogen (N), % 0
0.3 to 0.5
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.9
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 92.5 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0