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EN 1.4417 Stainless Steel vs. Class 2 Tungsten

EN 1.4417 stainless steel belongs to the iron alloys classification, while class 2 tungsten belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4417 stainless steel and the bottom bar is class 2 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
260
Elongation at Break, % 25
5.7
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
100
Tensile Strength: Ultimate (UTS), MPa 730
860
Tensile Strength: Yield (Proof), MPa 550
580

Thermal Properties

Latent Heat of Fusion, J/g 300
160
Specific Heat Capacity, J/kg-K 470
120
Thermal Conductivity, W/m-K 17
20
Thermal Expansion, µm/m-K 13
4.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
7.8

Otherwise Unclassified Properties

Density, g/cm3 7.9
15
Embodied Carbon, kg CO2/kg material 4.1
23
Embodied Energy, MJ/kg 57
350
Embodied Water, L/kg 180
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
44
Resilience: Unit (Modulus of Resilience), kJ/m3 730
640
Stiffness to Weight: Axial, points 15
9.6
Stiffness to Weight: Bending, points 25
14
Strength to Weight: Axial, points 26
16
Strength to Weight: Bending, points 23
13
Thermal Diffusivity, mm2/s 4.6
11
Thermal Shock Resistance, points 20
52

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 56.7 to 66.9
0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 6.0 to 8.5
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tungsten (W), % 0 to 1.0
92.5
Residuals, % 0
7.5