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AISI 334 Stainless Steel vs. Class 3 Tungsten

AISI 334 stainless steel belongs to the iron alloys classification, while class 3 tungsten belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is class 3 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
270
Elongation at Break, % 34
3.4
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
100
Tensile Strength: Ultimate (UTS), MPa 540
830
Tensile Strength: Yield (Proof), MPa 190
580

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Specific Heat Capacity, J/kg-K 480
120
Thermal Expansion, µm/m-K 16
4.5

Otherwise Unclassified Properties

Density, g/cm3 7.9
15
Embodied Carbon, kg CO2/kg material 4.1
23
Embodied Energy, MJ/kg 59
360
Embodied Water, L/kg 170
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
25
Resilience: Unit (Modulus of Resilience), kJ/m3 96
630
Stiffness to Weight: Axial, points 14
9.6
Stiffness to Weight: Bending, points 25
14
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 19
13
Thermal Shock Resistance, points 12
49

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 20
0
Iron (Fe), % 55.7 to 62.7
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 19 to 21
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.15 to 0.6
0
Tungsten (W), % 0
95
Residuals, % 0
5.0