EN 1.3553 Steel vs. Class 4 Tungsten

EN 1.3553 steel belongs to the iron alloys classification, while class 4 tungsten belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is class 4 tungsten.

EN 1.3553 (X82WMoCrV6-5-4) High-Temperature Bearing Steel Class 4 Tungsten

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		270

Poisson's Ratio		0.29
Poisson's Ratio		0.28

Shear Modulus, GPa		77
Shear Modulus, GPa		110

Tensile Strength: Ultimate (UTS), MPa		720
Tensile Strength: Ultimate (UTS), MPa		790

Thermal Properties

Latent Heat of Fusion, J/g		260
Latent Heat of Fusion, J/g		170

Specific Heat Capacity, J/kg-K		440
Specific Heat Capacity, J/kg-K		130

Thermal Conductivity, W/m-K		24
Thermal Conductivity, W/m-K		30

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		4.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		10
Electrical Conductivity: Equal Volume, % IACS		17

Electrical Conductivity: Equal Weight (Specific), % IACS		11
Electrical Conductivity: Equal Weight (Specific), % IACS		9.7

Otherwise Unclassified Properties

Density, g/cm³		8.4
Density, g/cm³		16

Embodied Carbon, kg CO₂/kg material		8.5
Embodied Carbon, kg CO₂/kg material		24

Embodied Energy, MJ/kg		130
Embodied Energy, MJ/kg		360

Embodied Water, L/kg		96
Embodied Water, L/kg		150

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		9.6

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		14

Strength to Weight: Axial, points		24
Strength to Weight: Axial, points		14

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		12

Thermal Diffusivity, mm²/s		6.4
Thermal Diffusivity, mm²/s		15

Thermal Shock Resistance, points		21
Thermal Shock Resistance, points		46

Alloy Composition

Carbon (C), %		0.78 to 0.86
Carbon (C), %		0

Chromium (Cr), %		3.9 to 4.3
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.3
Copper (Cu), %		0

Iron (Fe), %		80.7 to 83.7
Iron (Fe), %		0

Manganese (Mn), %		0 to 0.4
Manganese (Mn), %		0

Molybdenum (Mo), %		4.7 to 5.2
Molybdenum (Mo), %		0

Phosphorus (P), %		0 to 0.025
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.4
Silicon (Si), %		0

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0

Tungsten (W), %		6.0 to 6.7
Tungsten (W), %		97

Vanadium (V), %		1.7 to 2.0
Vanadium (V), %		0

Residuals, %		0
Residuals, %		3.0