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AWS BCo-1 vs. R58150 Titanium

AWS BCo-1 belongs to the cobalt alloys classification, while R58150 titanium belongs to the titanium 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 AWS BCo-1 and the bottom bar is R58150 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 78
52
Tensile Strength: Ultimate (UTS), MPa 700
770

Thermal Properties

Latent Heat of Fusion, J/g 420
410
Melting Completion (Liquidus), °C 1150
1760
Melting Onset (Solidus), °C 1120
1700
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 12
8.4

Otherwise Unclassified Properties

Density, g/cm3 8.1
5.4
Embodied Carbon, kg CO2/kg material 8.0
31
Embodied Energy, MJ/kg 110
480
Embodied Water, L/kg 430
150

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
32
Strength to Weight: Axial, points 24
40
Strength to Weight: Bending, points 22
35
Thermal Shock Resistance, points 21
48

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0.7 to 0.9
0
Carbon (C), % 0.35 to 0.45
0 to 0.1
Chromium (Cr), % 18 to 20
0
Cobalt (Co), % 46 to 54
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.1
Molybdenum (Mo), % 0
14 to 16
Nickel (Ni), % 16 to 18
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 7.5 to 8.5
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
83.5 to 86
Tungsten (W), % 3.5 to 4.5
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0