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EN 1.3961 Alloy vs. Type 3 Niobium

EN 1.3961 alloy belongs to the iron alloys classification, while Type 3 niobium belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is Type 3 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 31
23
Poisson's Ratio 0.3
0.4
Shear Modulus, GPa 72
38
Tensile Strength: Ultimate (UTS), MPa 450
220
Tensile Strength: Yield (Proof), MPa 310
140

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Specific Heat Capacity, J/kg-K 460
270
Thermal Expansion, µm/m-K 1.3
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.6
Embodied Water, L/kg 110
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
44
Resilience: Unit (Modulus of Resilience), kJ/m3 250
93
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 15
7.2
Strength to Weight: Bending, points 16
9.5
Thermal Shock Resistance, points 130
21

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 0 to 0.25
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 60.7 to 65
0 to 0.0050
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0 to 1.0
0 to 0.010
Nickel (Ni), % 35 to 37
0 to 0.0050
Niobium (Nb), % 0
98.6 to 99.2
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.0050
Sulfur (S), % 0 to 0.020
0
Tantalum (Ta), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zirconium (Zr), % 0
0.8 to 1.2