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Type 1 Niobium vs. C85500 Brass

Type 1 niobium belongs to the otherwise unclassified metals classification, while C85500 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is Type 1 niobium and the bottom bar is C85500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 79
85
Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 29
40
Poisson's Ratio 0.4
0.31
Shear Modulus, GPa 38
40
Tensile Strength: Ultimate (UTS), MPa 140
410
Tensile Strength: Yield (Proof), MPa 82
160

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 52
120
Thermal Expansion, µm/m-K 7.3
21

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.0
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
130
Resilience: Unit (Modulus of Resilience), kJ/m3 32
120
Stiffness to Weight: Axial, points 6.8
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 4.6
14
Strength to Weight: Bending, points 7.1
15
Thermal Diffusivity, mm2/s 23
38
Thermal Shock Resistance, points 13
14

Alloy Composition

Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
59 to 63
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.0050
0 to 0.2
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0
0 to 0.2
Molybdenum (Mo), % 0 to 0.010
0
Nickel (Ni), % 0 to 0.0050
0 to 0.2
Niobium (Nb), % 99.7 to 100
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.015
0
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 0 to 0.1
0
Tin (Sn), % 0
0 to 0.2
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.030
0
Zinc (Zn), % 0
35.1 to 41
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.9