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AWS ERTi-5 vs. Reactor Grade Zirconium

AWS ERTi-5 belongs to the titanium 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 (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is reactor grade zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
98
Elongation at Break, % 10
21
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
37
Tensile Strength: Ultimate (UTS), MPa 900
330
Tensile Strength: Yield (Proof), MPa 830
160

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Specific Heat Capacity, J/kg-K 560
270
Thermal Conductivity, W/m-K 7.1
22
Thermal Expansion, µm/m-K 9.6
5.9

Otherwise Unclassified Properties

Density, g/cm3 4.4
6.5
Embodied Water, L/kg 200
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
56
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
130
Stiffness to Weight: Axial, points 13
8.4
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 56
14
Strength to Weight: Bending, points 46
16
Thermal Diffusivity, mm2/s 2.9
13
Thermal Shock Resistance, points 63
41

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0.12 to 0.2
0
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Zirconium (Zr), % 0
99.7 to 100
Residuals, % 0
0 to 0.27