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EN 1.4416 Stainless Steel vs. Reactor Grade Zirconium

EN 1.4416 stainless steel belongs to the iron alloys classification, while reactor grade zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4416 stainless steel and the bottom bar is reactor grade zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
98
Elongation at Break, % 34
21
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
37
Tensile Strength: Ultimate (UTS), MPa 500
330
Tensile Strength: Yield (Proof), MPa 210
160

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 12
22
Thermal Expansion, µm/m-K 15
5.9

Otherwise Unclassified Properties

Density, g/cm3 8.1
6.5
Embodied Water, L/kg 190
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
56
Resilience: Unit (Modulus of Resilience), kJ/m3 110
130
Stiffness to Weight: Axial, points 14
8.4
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 3.2
13
Thermal Shock Resistance, points 12
41

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19 to 21
0
Iron (Fe), % 45.2 to 52.4
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 24 to 26
0
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Zirconium (Zr), % 0
99.7 to 100
Residuals, % 0
0 to 0.27