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Type 2 Niobium vs. AWS BVAg-29

Both Type 2 niobium and AWS BVAg-29 are otherwise unclassified metals. There are 13 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is Type 2 niobium and the bottom bar is AWS BVAg-29.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
73
Poisson's Ratio 0.4
0.37
Shear Modulus, GPa 38
27
Tensile Strength: Ultimate (UTS), MPa 140
180

Thermal Properties

Latent Heat of Fusion, J/g 320
120
Specific Heat Capacity, J/kg-K 270
270
Thermal Expansion, µm/m-K 7.3
20

Otherwise Unclassified Properties

Density, g/cm3 8.6
9.7

Common Calculations

Stiffness to Weight: Axial, points 6.8
4.2
Stiffness to Weight: Bending, points 18
14
Strength to Weight: Axial, points 4.6
5.2
Strength to Weight: Bending, points 7.1
7.3
Thermal Shock Resistance, points 13
8.8

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0 to 0.010
0 to 0.0050
Copper (Cu), % 0
22.5 to 25.5
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Indium (In), % 0
14 to 15
Iron (Fe), % 0 to 0.010
0
Lead (Pb), % 0
0 to 0.0020
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
Phosphorus (P), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
60.5 to 62.5
Tantalum (Ta), % 0 to 0.3
0
Titanium (Ti), % 0 to 0.030
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.0010
Zirconium (Zr), % 0 to 0.020
0