MakeItFrom.com
Menu (ESC)

Type 4 Niobium vs. C69430 Brass

Type 4 niobium belongs to the otherwise unclassified metals classification, while C69430 brass belongs to the copper alloys. There are 20 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 Type 4 niobium and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 23
17
Poisson's Ratio 0.4
0.33
Shear Modulus, GPa 38
42
Tensile Strength: Ultimate (UTS), MPa 220
570
Tensile Strength: Yield (Proof), MPa 140
280

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Specific Heat Capacity, J/kg-K 270
410
Thermal Conductivity, W/m-K 42
26
Thermal Expansion, µm/m-K 7.3
18

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.3
Embodied Water, L/kg 160
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
80
Resilience: Unit (Modulus of Resilience), kJ/m3 93
340
Stiffness to Weight: Axial, points 6.8
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.2
19
Strength to Weight: Bending, points 9.5
18
Thermal Diffusivity, mm2/s 18
7.7
Thermal Shock Resistance, points 21
20

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
80 to 83
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.2
Lead (Pb), % 0
0 to 0.3
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
3.5 to 4.5
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
11.4 to 16.5
Zirconium (Zr), % 0.8 to 1.2
0
Residuals, % 0
0 to 0.5