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Class 2 Tungsten vs. EN 1.4962 Stainless Steel

Class 2 tungsten belongs to the otherwise unclassified metals classification, while EN 1.4962 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is class 2 tungsten and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 260
200
Elongation at Break, % 5.7
22 to 34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 100
77
Tensile Strength: Ultimate (UTS), MPa 860
630 to 690
Tensile Strength: Yield (Proof), MPa 580
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 160
280
Specific Heat Capacity, J/kg-K 120
470
Thermal Conductivity, W/m-K 20
14
Thermal Expansion, µm/m-K 4.6
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
2.6

Otherwise Unclassified Properties

Density, g/cm3 15
8.1
Embodied Carbon, kg CO2/kg material 23
4.1
Embodied Energy, MJ/kg 350
59
Embodied Water, L/kg 140
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 640
170 to 610
Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 16
21 to 24
Strength to Weight: Bending, points 13
20 to 21
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 52
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0
0.070 to 0.15
Chromium (Cr), % 0
15.5 to 17.5
Iron (Fe), % 0
62.1 to 69
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
12.5 to 14.5
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 92.5
2.5 to 3.0
Residuals, % 7.5
0