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SAE-AISI T6 Steel vs. Class 4 Tungsten

SAE-AISI T6 steel belongs to the iron alloys classification, while class 4 tungsten belongs to the otherwise unclassified metals. There are 18 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 SAE-AISI T6 steel and the bottom bar is class 4 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
110
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
790

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Specific Heat Capacity, J/kg-K 400
130
Thermal Conductivity, W/m-K 18
30
Thermal Expansion, µm/m-K 12
4.5

Otherwise Unclassified Properties

Density, g/cm3 9.5
16
Embodied Carbon, kg CO2/kg material 11
24
Embodied Energy, MJ/kg 170
360
Embodied Water, L/kg 160
150

Common Calculations

Stiffness to Weight: Axial, points 12
9.6
Stiffness to Weight: Bending, points 21
14
Strength to Weight: Axial, points 26 to 63
14
Strength to Weight: Bending, points 21 to 39
12
Thermal Diffusivity, mm2/s 4.7
15
Thermal Shock Resistance, points 26 to 64
46

Alloy Composition

Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 55.9 to 63.5
0
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 18.5 to 21
97
Vanadium (V), % 1.5 to 2.1
0
Residuals, % 0
3.0