EN 1.7336 Steel vs. Type 4 Niobium
EN 1.7336 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 (12, in this case) are not shown.
For each property being compared, the top bar is EN 1.7336 steel and the bottom bar is Type 4 niobium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 | |
| 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 22 | |
| 23 |
| Poisson's Ratio | 0.29 | |
| 0.4 |
| Shear Modulus, GPa | 73 | |
| 38 |
| Tensile Strength: Ultimate (UTS), MPa | 590 | |
| 220 |
| Tensile Strength: Yield (Proof), MPa | 340 to 440 | |
| 140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 310 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 40 | |
| 42 |
| Thermal Expansion, µm/m-K | 13 | |
| 7.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 8.6 |
| Embodied Water, L/kg | 53 | |
| 160 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
| 44 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 510 | |
| 93 |
| Stiffness to Weight: Axial, points | 13 | |
| 6.8 |
| Stiffness to Weight: Bending, points | 24 | |
| 18 |
| Strength to Weight: Axial, points | 21 | |
| 7.2 |
| Strength to Weight: Bending, points | 20 | |
| 9.5 |
| Thermal Diffusivity, mm2/s | 11 | |
| 18 |
| Thermal Shock Resistance, points | 17 | |
| 21 |
Alloy Composition
| Carbon (C), % | 0 to 0.17 | |
| 0 to 0.010 |
| Chromium (Cr), % | 1.0 to 1.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 0 to 0.020 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0015 |
| Iron (Fe), % | 95.6 to 97.7 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0.4 to 0.65 | |
| 0 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 to 0.050 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 to 0.0050 |
| Niobium (Nb), % | 0 | |
| 98.1 to 99.2 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 to 0.010 |
| Oxygen (O), % | 0 | |
| 0 to 0.025 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0.5 to 0.8 | |
| 0 to 0.0050 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0 | |
| 0 to 0.020 |
| Tungsten (W), % | 0 | |
| 0 to 0.050 |
| Zirconium (Zr), % | 0 | |
| 0.8 to 1.2 |