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Grade 702C Zirconium vs. AWS ERNiCrFe-5

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while AWS ERNiCrFe-5 belongs to the nickel alloys. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 702C zirconium and the bottom bar is AWS ERNiCrFe-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 13
34
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 36
74
Tensile Strength: Ultimate (UTS), MPa 430
630

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Specific Heat Capacity, J/kg-K 270
450
Thermal Conductivity, W/m-K 22
14
Thermal Expansion, µm/m-K 5.7
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.5
Embodied Water, L/kg 450
250

Common Calculations

Stiffness to Weight: Axial, points 8.1
12
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 12
3.6
Thermal Shock Resistance, points 55
19

Alloy Composition


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Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 0
14 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
6.0 to 10
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
70 to 78.5
Niobium (Nb), % 0
1.5 to 3.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0
0 to 0.015
Zirconium (Zr), % 94.8 to 100
0
Residuals, % 0
0 to 0.5