Type 4 Niobium vs. C35000 Brass
Type 4 niobium belongs to the otherwise unclassified metals classification, while C35000 brass belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is Type 4 niobium and the bottom bar is C35000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
100 |
Poisson's Ratio | 0.4 | |
0.31 |
Shear Modulus, GPa | 38 | |
40 |
Tensile Strength: Ultimate (UTS), MPa | 220 | |
340 to 650 |
Thermal Properties
Latent Heat of Fusion, J/g | 310 | |
170 |
Specific Heat Capacity, J/kg-K | 270 | |
380 |
Thermal Conductivity, W/m-K | 42 | |
120 |
Thermal Expansion, µm/m-K | 7.3 | |
21 |
Otherwise Unclassified Properties
Density, g/cm3 | 8.6 | |
8.1 |
Embodied Water, L/kg | 160 | |
320 |
Common Calculations
Stiffness to Weight: Axial, points | 6.8 | |
7.1 |
Stiffness to Weight: Bending, points | 18 | |
19 |
Strength to Weight: Axial, points | 7.2 | |
12 to 22 |
Strength to Weight: Bending, points | 9.5 | |
13 to 21 |
Thermal Diffusivity, mm2/s | 18 | |
37 |
Thermal Shock Resistance, points | 21 | |
11 to 22 |
Alloy Composition
Carbon (C), % | 0 to 0.010 | |
0 |
Copper (Cu), % | 0 | |
60 to 63 |
Hafnium (Hf), % | 0 to 0.020 | |
0 |
Hydrogen (H), % | 0 to 0.0015 | |
0 |
Iron (Fe), % | 0 to 0.010 | |
0 to 0.1 |
Lead (Pb), % | 0 | |
0.8 to 2.0 |
Molybdenum (Mo), % | 0 to 0.050 | |
0 |
Nickel (Ni), % | 0 to 0.0050 | |
0 |
Niobium (Nb), % | 98.1 to 99.2 | |
0 |
Nitrogen (N), % | 0 to 0.010 | |
0 |
Oxygen (O), % | 0 to 0.025 | |
0 |
Silicon (Si), % | 0 to 0.0050 | |
0 |
Tantalum (Ta), % | 0 to 0.5 | |
0 |
Titanium (Ti), % | 0 to 0.020 | |
0 |
Tungsten (W), % | 0 to 0.050 | |
0 |
Zinc (Zn), % | 0 | |
34.5 to 39.2 |
Zirconium (Zr), % | 0.8 to 1.2 | |
0 |
Residuals, % | 0 | |
0 to 0.4 |