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Grade 2 Titanium vs. AWS ENiCrFe-2

Grade 2 titanium belongs to the titanium alloys classification, while AWS ENiCrFe-2 belongs to the nickel alloys. There are 20 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 2 titanium and the bottom bar is AWS ENiCrFe-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 23
28
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 38
74
Tensile Strength: Ultimate (UTS), MPa 420
790

Thermal Properties

Latent Heat of Fusion, J/g 420
310
Melting Completion (Liquidus), °C 1660
1390
Melting Onset (Solidus), °C 1610
1350
Specific Heat Capacity, J/kg-K 540
450
Thermal Expansion, µm/m-K 9.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
65
Density, g/cm3 4.5
8.5
Embodied Carbon, kg CO2/kg material 31
11
Embodied Energy, MJ/kg 510
160
Embodied Water, L/kg 110
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 26
26
Strength to Weight: Bending, points 28
22
Thermal Shock Resistance, points 32
24

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 0
13 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 12
Manganese (Mn), % 0
1.0 to 3.5
Molybdenum (Mo), % 0
0.5 to 2.5
Nickel (Ni), % 0
62 to 85
Niobium (Nb), % 0
0.5 to 4.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 98.9 to 100
0
Residuals, % 0
0 to 0.5