Class 4 Tungsten vs. C46200 Brass

Class 4 tungsten belongs to the otherwise unclassified metals classification, while C46200 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is class 4 tungsten and the bottom bar is C46200 brass.

Class 4 Tungsten UNS C46200 Naval Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		270
Elastic (Young's, Tensile) Modulus, GPa		100

Elongation at Break, %		2.3
Elongation at Break, %		17 to 34

Poisson's Ratio		0.28
Poisson's Ratio		0.31

Shear Modulus, GPa		110
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		790
Tensile Strength: Ultimate (UTS), MPa		370 to 480

Tensile Strength: Yield (Proof), MPa		580
Tensile Strength: Yield (Proof), MPa		120 to 290

Thermal Properties

Latent Heat of Fusion, J/g		170
Latent Heat of Fusion, J/g		170

Specific Heat Capacity, J/kg-K		130
Specific Heat Capacity, J/kg-K		380

Thermal Conductivity, W/m-K		30
Thermal Conductivity, W/m-K		110

Thermal Expansion, µm/m-K		4.5
Thermal Expansion, µm/m-K		20

Otherwise Unclassified Properties

Density, g/cm³		16
Density, g/cm³		8.1

Embodied Carbon, kg CO₂/kg material		24
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		360
Embodied Energy, MJ/kg		46

Embodied Water, L/kg		150
Embodied Water, L/kg		330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		16
Resilience: Ultimate (Unit Rupture Work), MJ/m³		69 to 100

Resilience: Unit (Modulus of Resilience), kJ/m³		620
Resilience: Unit (Modulus of Resilience), kJ/m³		72 to 400

Stiffness to Weight: Axial, points		9.6
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		14
Strength to Weight: Axial, points		13 to 16

Strength to Weight: Bending, points		12
Strength to Weight: Bending, points		14 to 17

Thermal Diffusivity, mm²/s		15
Thermal Diffusivity, mm²/s		35

Thermal Shock Resistance, points		46
Thermal Shock Resistance, points		12 to 16

Alloy Composition

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Copper (Cu), %		0
Copper (Cu), %		62 to 65

Iron (Fe), %		0
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0
Lead (Pb), %		0 to 0.2

Tin (Sn), %		0
Tin (Sn), %		0.5 to 1.0

Tungsten (W), %		97
Tungsten (W), %		0

Zinc (Zn), %		0
Zinc (Zn), %		33.3 to 37.5

Residuals, %		3.0
Residuals, %		0 to 0.4