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C69400 Brass vs. Class 3 Tungsten

C69400 brass belongs to the copper alloys classification, while class 3 tungsten belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is class 3 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
270
Elongation at Break, % 17
3.4
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
100
Tensile Strength: Ultimate (UTS), MPa 570
830
Tensile Strength: Yield (Proof), MPa 270
580

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Specific Heat Capacity, J/kg-K 410
120
Thermal Conductivity, W/m-K 26
30
Thermal Expansion, µm/m-K 18
4.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
15
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
8.5

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
25
Resilience: Unit (Modulus of Resilience), kJ/m3 340
630
Stiffness to Weight: Axial, points 7.4
9.6
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 18
13
Thermal Diffusivity, mm2/s 7.7
15
Thermal Shock Resistance, points 20
49

Alloy Composition

Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.3
0
Silicon (Si), % 3.5 to 4.5
0
Tungsten (W), % 0
95
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
5.0