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Class 4 Tungsten vs. AWS ENiCrMo-10

Class 4 tungsten belongs to the otherwise unclassified metals classification, while AWS ENiCrMo-10 belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is class 4 tungsten and the bottom bar is AWS ENiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
220
Elongation at Break, % 2.3
28
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 110
84
Tensile Strength: Ultimate (UTS), MPa 790
710

Thermal Properties

Latent Heat of Fusion, J/g 170
320
Specific Heat Capacity, J/kg-K 130
420
Thermal Conductivity, W/m-K 30
10
Thermal Expansion, µm/m-K 4.5
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
1.5

Otherwise Unclassified Properties

Density, g/cm3 16
8.9
Embodied Carbon, kg CO2/kg material 24
12
Embodied Energy, MJ/kg 360
160
Embodied Water, L/kg 150
300

Common Calculations

Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
23
Strength to Weight: Axial, points 14
22
Strength to Weight: Bending, points 12
20
Thermal Diffusivity, mm2/s 15
2.7
Thermal Shock Resistance, points 46
19

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0
2.0 to 6.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 0
48.4 to 63
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 97
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35
Residuals, % 0
0 to 0.5