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Grade 33 Titanium vs. AWS ERNiCrMo-3

Grade 33 titanium belongs to the titanium alloys classification, while AWS ERNiCrMo-3 belongs to the nickel 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 33 titanium and the bottom bar is AWS ERNiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 23
34
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
79
Tensile Strength: Ultimate (UTS), MPa 390
870

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Melting Completion (Liquidus), °C 1660
1480
Melting Onset (Solidus), °C 1610
1430
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 21
11
Thermal Expansion, µm/m-K 8.7
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 55
80
Density, g/cm3 4.5
8.6
Embodied Carbon, kg CO2/kg material 33
14
Embodied Energy, MJ/kg 530
190
Embodied Water, L/kg 200
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 24
28
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 8.7
2.8
Thermal Shock Resistance, points 30
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.080
0 to 0.010
Chromium (Cr), % 0.1 to 0.2
20 to 23
Copper (Cu), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 5.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0.35 to 0.55
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
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 0.020
Ruthenium (Ru), % 0.020 to 0.040
0
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.1 to 99.52
0 to 0.4
Residuals, % 0
0 to 0.5