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C49300 Brass vs. Type 1 Niobium

C49300 brass belongs to the copper alloys classification, while Type 1 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 C49300 brass and the bottom bar is Type 1 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 4.5 to 20
29
Poisson's Ratio 0.31
0.4
Shear Modulus, GPa 40
38
Tensile Strength: Ultimate (UTS), MPa 430 to 520
140
Tensile Strength: Yield (Proof), MPa 210 to 410
82

Thermal Properties

Latent Heat of Fusion, J/g 170
320
Specific Heat Capacity, J/kg-K 380
270
Thermal Conductivity, W/m-K 88
52
Thermal Expansion, µm/m-K 20
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.6
Embodied Water, L/kg 370
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
35
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
32
Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 18
4.6
Strength to Weight: Bending, points 16 to 18
7.1
Thermal Diffusivity, mm2/s 29
23
Thermal Shock Resistance, points 14 to 18
13

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Carbon (C), % 0
0 to 0.010
Copper (Cu), % 58 to 62
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.1
0 to 0.0050
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.030
0
Molybdenum (Mo), % 0
0 to 0.010
Nickel (Ni), % 0 to 1.5
0 to 0.0050
Niobium (Nb), % 0
99.7 to 100
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.2
0
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0 to 0.0050
Tantalum (Ta), % 0
0 to 0.1
Tin (Sn), % 1.0 to 1.8
0
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zinc (Zn), % 30.6 to 40.5
0
Zirconium (Zr), % 0
0 to 0.020
Residuals, % 0 to 0.5
0