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Type 2 Niobium vs. AWS BAg-1a

Both Type 2 niobium and AWS BAg-1a are otherwise unclassified metals. There are 13 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 Type 2 niobium and the bottom bar is AWS BAg-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
77
Poisson's Ratio 0.4
0.33
Shear Modulus, GPa 38
29
Tensile Strength: Ultimate (UTS), MPa 140
180

Thermal Properties

Latent Heat of Fusion, J/g 320
120
Specific Heat Capacity, J/kg-K 270
280
Thermal Expansion, µm/m-K 7.3
22

Otherwise Unclassified Properties

Density, g/cm3 8.6
9.3

Common Calculations

Stiffness to Weight: Axial, points 6.8
4.6
Stiffness to Weight: Bending, points 18
15
Strength to Weight: Axial, points 4.6
5.4
Strength to Weight: Bending, points 7.1
7.6
Thermal Shock Resistance, points 13
7.5

Alloy Composition

Cadmium (Cd), % 0
17 to 19
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
14.5 to 16.5
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.0050
0
Niobium (Nb), % 99.5 to 100
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.025
0
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
49 to 51
Tantalum (Ta), % 0 to 0.3
0
Titanium (Ti), % 0 to 0.030
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
14.5 to 18.5
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.15