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AWS E320LR vs. Reactor Grade Zirconium

AWS E320LR belongs to the iron alloys classification, while reactor grade zirconium belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS E320LR 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 77
37
Tensile Strength: Ultimate (UTS), MPa 580
330

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Specific Heat Capacity, J/kg-K 460
270
Thermal Expansion, µm/m-K 14
5.9

Otherwise Unclassified Properties

Density, g/cm3 8.2
6.5
Embodied Water, L/kg 220
280

Common Calculations

Stiffness to Weight: Axial, points 13
8.4
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
14
Strength to Weight: Bending, points 19
16
Thermal Shock Resistance, points 15
41

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 32.7 to 42.5
0
Manganese (Mn), % 1.5 to 2.5
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 36
0
Niobium (Nb), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.015
0
Zirconium (Zr), % 0
99.7 to 100
Residuals, % 0
0 to 0.27