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Class 3 Tungsten vs. C87500 Brass

Class 3 tungsten belongs to the otherwise unclassified metals classification, while C87500 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is class 3 tungsten and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
110
Elongation at Break, % 3.4
18
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 100
42
Tensile Strength: Ultimate (UTS), MPa 830
460
Tensile Strength: Yield (Proof), MPa 580
190

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Specific Heat Capacity, J/kg-K 120
410
Thermal Conductivity, W/m-K 30
28
Thermal Expansion, µm/m-K 4.5
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
7.3

Otherwise Unclassified Properties

Density, g/cm3 15
8.3
Embodied Carbon, kg CO2/kg material 23
2.7
Embodied Energy, MJ/kg 360
44
Embodied Water, L/kg 150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
67
Resilience: Unit (Modulus of Resilience), kJ/m3 630
160
Stiffness to Weight: Axial, points 9.6
7.4
Stiffness to Weight: Bending, points 14
19
Strength to Weight: Axial, points 15
16
Strength to Weight: Bending, points 13
16
Thermal Diffusivity, mm2/s 15
8.3
Thermal Shock Resistance, points 49
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Copper (Cu), % 0
79 to 85
Lead (Pb), % 0
0 to 0.5
Silicon (Si), % 0
3.0 to 5.0
Tungsten (W), % 95
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5