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Type 1 Niobium vs. C36000 Brass

Type 1 niobium belongs to the otherwise unclassified metals classification, while C36000 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 1 niobium and the bottom bar is C36000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 29
5.8 to 23
Poisson's Ratio 0.4
0.31
Shear Modulus, GPa 38
39
Tensile Strength: Ultimate (UTS), MPa 140
330 to 530
Tensile Strength: Yield (Proof), MPa 82
140 to 260

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Specific Heat Capacity, J/kg-K 270
380
Thermal Conductivity, W/m-K 52
120
Thermal Expansion, µm/m-K 7.3
21

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.2
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
25 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 32
89 to 340
Stiffness to Weight: Axial, points 6.8
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 4.6
11 to 18
Strength to Weight: Bending, points 7.1
13 to 18
Thermal Diffusivity, mm2/s 23
37
Thermal Shock Resistance, points 13
11 to 18

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 0.0050
0 to 0.35
Lead (Pb), % 0
2.5 to 3.7
Molybdenum (Mo), % 0 to 0.010
0
Nickel (Ni), % 0 to 0.0050
0
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
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.030
0
Zinc (Zn), % 0
32.5 to 37.5
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.5