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C87900 Brass vs. Class 4 Tungsten

C87900 brass belongs to the copper alloys classification, while class 4 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 C87900 brass and the bottom bar is class 4 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
270
Elongation at Break, % 25
2.3
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
110
Tensile Strength: Ultimate (UTS), MPa 480
790
Tensile Strength: Yield (Proof), MPa 240
580

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Specific Heat Capacity, J/kg-K 390
130
Thermal Conductivity, W/m-K 120
30
Thermal Expansion, µm/m-K 20
4.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
17
Electrical Conductivity: Equal Weight (Specific), % IACS 17
9.7

Otherwise Unclassified Properties

Density, g/cm3 8.1
16
Embodied Carbon, kg CO2/kg material 2.7
24
Embodied Energy, MJ/kg 46
360
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
16
Resilience: Unit (Modulus of Resilience), kJ/m3 270
620
Stiffness to Weight: Axial, points 7.3
9.6
Stiffness to Weight: Bending, points 20
14
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
12
Thermal Diffusivity, mm2/s 37
15
Thermal Shock Resistance, points 16
46

Alloy Composition


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Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 63 to 69.2
0
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0.8 to 1.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Tungsten (W), % 0
97
Zinc (Zn), % 30 to 36
0
Residuals, % 0
3.0