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EN 1.7376 Steel vs. Type 4 Niobium

EN 1.7376 steel belongs to the iron alloys classification, while Type 4 niobium belongs to the otherwise unclassified metals. There are 21 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 EN 1.7376 steel and the bottom bar is Type 4 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
120
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20
23
Poisson's Ratio 0.28
0.4
Shear Modulus, GPa 75
38
Tensile Strength: Ultimate (UTS), MPa 710
220
Tensile Strength: Yield (Proof), MPa 460
140

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 26
42
Thermal Expansion, µm/m-K 13
7.3

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.6
Embodied Water, L/kg 88
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
44
Resilience: Unit (Modulus of Resilience), kJ/m3 560
93
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
7.2
Strength to Weight: Bending, points 23
9.5
Thermal Diffusivity, mm2/s 6.9
18
Thermal Shock Resistance, points 20
21

Alloy Composition

Carbon (C), % 0.12 to 0.19
0 to 0.010
Chromium (Cr), % 8.0 to 10
0
Copper (Cu), % 0 to 0.3
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 86.2 to 90.6
0 to 0.010
Manganese (Mn), % 0.35 to 0.65
0
Molybdenum (Mo), % 0.9 to 1.2
0 to 0.050
Nickel (Ni), % 0 to 0.4
0 to 0.0050
Niobium (Nb), % 0
98.1 to 99.2
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.050
Vanadium (V), % 0 to 0.050
0
Zirconium (Zr), % 0
0.8 to 1.2