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Grade 20 Titanium vs. AWS BNi-6

Grade 20 titanium belongs to the titanium alloys classification, while AWS BNi-6 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is grade 20 titanium and the bottom bar is AWS BNi-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
160
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 47
62
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
450

Thermal Properties

Latent Heat of Fusion, J/g 400
260
Melting Completion (Liquidus), °C 1660
880
Melting Onset (Solidus), °C 1600
880
Specific Heat Capacity, J/kg-K 520
480
Thermal Expansion, µm/m-K 9.6
9.8

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.2
Embodied Carbon, kg CO2/kg material 52
9.4
Embodied Energy, MJ/kg 860
130
Embodied Water, L/kg 350
210

Common Calculations

Stiffness to Weight: Axial, points 14
11
Stiffness to Weight: Bending, points 33
22
Strength to Weight: Axial, points 50 to 70
15
Strength to Weight: Bending, points 41 to 52
16
Thermal Shock Resistance, points 55 to 77
20

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0 to 0.050
Carbon (C), % 0 to 0.050
0 to 0.060
Chromium (Cr), % 5.5 to 6.5
0
Cobalt (Co), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 0
87.2 to 90
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
10 to 12
Selenium (Se), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 71 to 77
0 to 0.050
Vanadium (V), % 7.5 to 8.5
0
Zirconium (Zr), % 3.5 to 4.5
0 to 0.050
Residuals, % 0
0 to 0.5