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C99400 Brass vs. Type 2 Niobium

C99400 brass belongs to the copper alloys classification, while Type 2 niobium belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is Type 2 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.4
Shear Modulus, GPa 44
38
Tensile Strength: Ultimate (UTS), MPa 460 to 550
140
Tensile Strength: Yield (Proof), MPa 230 to 370
82

Thermal Properties

Latent Heat of Fusion, J/g 230
320
Specific Heat Capacity, J/kg-K 400
270
Thermal Expansion, µm/m-K 17
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.6
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
32
Stiffness to Weight: Axial, points 7.5
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 17
4.6
Strength to Weight: Bending, points 15 to 17
7.1
Thermal Shock Resistance, points 16 to 19
13

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
0 to 0.010
Copper (Cu), % 83.5 to 96.5
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 1.0 to 3.0
0 to 0.010
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 1.0 to 3.5
0 to 0.0050
Niobium (Nb), % 0
99.5 to 100
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.025
Silicon (Si), % 0.5 to 2.0
0 to 0.0050
Tantalum (Ta), % 0
0 to 0.3
Titanium (Ti), % 0
0 to 0.030
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 0.5 to 5.0
0
Zirconium (Zr), % 0
0 to 0.020
Residuals, % 0 to 0.3
0