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C69400 Brass vs. Class 1 Tungsten

C69400 brass belongs to the copper alloys classification, while class 1 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 1 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
250
Elongation at Break, % 17
5.7
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
98
Tensile Strength: Ultimate (UTS), MPa 570
860
Tensile Strength: Yield (Proof), MPa 270
580

Thermal Properties

Latent Heat of Fusion, J/g 260
160
Specific Heat Capacity, J/kg-K 410
120
Thermal Conductivity, W/m-K 26
21
Thermal Expansion, µm/m-K 18
5.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
12
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
7.4

Otherwise Unclassified Properties

Density, g/cm3 8.3
15
Embodied Carbon, kg CO2/kg material 2.7
22
Embodied Energy, MJ/kg 44
340
Embodied Water, L/kg 300
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
44
Resilience: Unit (Modulus of Resilience), kJ/m3 340
660
Stiffness to Weight: Axial, points 7.4
9.6
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 19
16
Strength to Weight: Bending, points 18
14
Thermal Diffusivity, mm2/s 7.7
12
Thermal Shock Resistance, points 20
48

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
90
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
10