SAE-AISI M41 Steel vs. Type 3 Niobium
SAE-AISI M41 steel belongs to the iron alloys classification, while Type 3 niobium belongs to the otherwise unclassified metals. There are 16 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 SAE-AISI M41 steel and the bottom bar is Type 3 niobium.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
100 |
Poisson's Ratio | 0.29 | |
0.4 |
Shear Modulus, GPa | 77 | |
38 |
Tensile Strength: Ultimate (UTS), MPa | 800 to 2290 | |
220 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
310 |
Specific Heat Capacity, J/kg-K | 440 | |
270 |
Thermal Conductivity, W/m-K | 22 | |
42 |
Thermal Expansion, µm/m-K | 12 | |
7.3 |
Otherwise Unclassified Properties
Density, g/cm3 | 8.4 | |
8.6 |
Embodied Water, L/kg | 120 | |
160 |
Common Calculations
Stiffness to Weight: Axial, points | 13 | |
6.8 |
Stiffness to Weight: Bending, points | 23 | |
18 |
Strength to Weight: Axial, points | 26 to 76 | |
7.2 |
Strength to Weight: Bending, points | 23 to 46 | |
9.5 |
Thermal Diffusivity, mm2/s | 6.0 | |
18 |
Thermal Shock Resistance, points | 25 to 71 | |
21 |
Alloy Composition
Carbon (C), % | 1.1 to 1.2 | |
0 to 0.010 |
Chromium (Cr), % | 3.8 to 4.5 | |
0 |
Cobalt (Co), % | 4.8 to 5.8 | |
0 |
Copper (Cu), % | 0 to 0.25 | |
0 |
Hafnium (Hf), % | 0 | |
0 to 0.020 |
Hydrogen (H), % | 0 | |
0 to 0.0015 |
Iron (Fe), % | 73.4 to 78.9 | |
0 to 0.0050 |
Manganese (Mn), % | 0.2 to 0.6 | |
0 |
Molybdenum (Mo), % | 3.3 to 4.3 | |
0 to 0.010 |
Nickel (Ni), % | 0 to 0.3 | |
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), % | 0.15 to 0.5 | |
0 to 0.0050 |
Sulfur (S), % | 0 to 0.030 | |
0 |
Tantalum (Ta), % | 0 | |
0 to 0.1 |
Titanium (Ti), % | 0 | |
0 to 0.020 |
Tungsten (W), % | 6.3 to 7.0 | |
0 to 0.030 |
Vanadium (V), % | 1.8 to 2.3 | |
0 |
Zirconium (Zr), % | 0 | |
0.8 to 1.2 |