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C66200 Brass vs. Type 3 Niobium

C66200 brass belongs to the copper alloys classification, while Type 3 niobium belongs to the otherwise unclassified metals. 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 C66200 brass and the bottom bar is Type 3 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 8.0 to 15
23
Poisson's Ratio 0.33
0.4
Shear Modulus, GPa 42
38
Tensile Strength: Ultimate (UTS), MPa 450 to 520
220
Tensile Strength: Yield (Proof), MPa 410 to 480
140

Thermal Properties

Latent Heat of Fusion, J/g 200
310
Specific Heat Capacity, J/kg-K 390
270
Thermal Conductivity, W/m-K 150
42
Thermal Expansion, µm/m-K 18
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.6
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 66
44
Resilience: Unit (Modulus of Resilience), kJ/m3 760 to 1030
93
Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 14 to 17
7.2
Strength to Weight: Bending, points 15 to 16
9.5
Thermal Diffusivity, mm2/s 45
18
Thermal Shock Resistance, points 16 to 18
21

Alloy Composition

Carbon (C), % 0
0 to 0.010
Copper (Cu), % 86.6 to 91
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.050
0 to 0.0050
Lead (Pb), % 0 to 0.050
0
Molybdenum (Mo), % 0
0 to 0.010
Nickel (Ni), % 0.3 to 1.0
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), % 0.050 to 0.2
0
Silicon (Si), % 0
0 to 0.0050
Tantalum (Ta), % 0
0 to 0.1
Tin (Sn), % 0.2 to 0.7
0
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zinc (Zn), % 6.5 to 12.9
0
Zirconium (Zr), % 0
0.8 to 1.2
Residuals, % 0 to 0.5
0