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Titanium 6-2-4-2 vs. AWS BNi-5

Titanium 6-2-4-2 belongs to the titanium alloys classification, while AWS BNi-5 belongs to the nickel 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 titanium 6-2-4-2 and the bottom bar is AWS BNi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 950
470

Thermal Properties

Latent Heat of Fusion, J/g 400
470
Melting Completion (Liquidus), °C 1590
1140
Melting Onset (Solidus), °C 1540
1080
Specific Heat Capacity, J/kg-K 540
510
Thermal Expansion, µm/m-K 9.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 42
55
Density, g/cm3 4.6
7.7
Embodied Carbon, kg CO2/kg material 32
8.9
Embodied Energy, MJ/kg 520
130
Embodied Water, L/kg 210
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 57
17
Strength to Weight: Bending, points 46
17
Thermal Shock Resistance, points 67
15

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0 to 0.050
Boron (B), % 0
0 to 0.030
Carbon (C), % 0 to 0.050
0 to 0.060
Chromium (Cr), % 0
18.5 to 19.5
Cobalt (Co), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0
Molybdenum (Mo), % 1.8 to 2.2
0
Nickel (Ni), % 0
69.1 to 71.8
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0.060 to 0.12
9.8 to 10.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0 to 0.050
Zirconium (Zr), % 3.6 to 4.4
0 to 0.050
Residuals, % 0 to 0.4
0 to 0.5