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Grade 702C Zirconium vs. AWS ERNiMo-3

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while AWS ERNiMo-3 belongs to the nickel alloys. There are 14 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 grade 702C zirconium and the bottom bar is AWS ERNiMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
220
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 36
83
Tensile Strength: Ultimate (UTS), MPa 430
770

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Specific Heat Capacity, J/kg-K 270
400
Thermal Expansion, µm/m-K 5.7
11

Otherwise Unclassified Properties

Density, g/cm3 6.7
9.1
Embodied Water, L/kg 450
270

Common Calculations

Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 55
24

Alloy Composition


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Carbon (C), % 0 to 0.1
0 to 0.12
Chromium (Cr), % 0
4.0 to 6.0
Cobalt (Co), % 0
0 to 2.5
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
4.0 to 7.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
23 to 26
Nickel (Ni), % 0
53.7 to 69
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 0
0 to 0.6
Zirconium (Zr), % 94.8 to 100
0
Residuals, % 0
0 to 0.5