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Low-oxygen Zirconium vs. AWS ERNiCrMo-3

Low-oxygen zirconium belongs to the otherwise unclassified metals classification, while AWS ERNiCrMo-3 belongs to the nickel alloys. There are 17 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is low-oxygen zirconium and the bottom bar is AWS ERNiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 23
34
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 37
79
Tensile Strength: Ultimate (UTS), MPa 330
870

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Specific Heat Capacity, J/kg-K 270
440
Thermal Conductivity, W/m-K 22
11
Thermal Expansion, µm/m-K 5.7
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.6
Embodied Water, L/kg 450
290

Common Calculations

Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 14
28
Strength to Weight: Bending, points 16
24
Thermal Diffusivity, mm2/s 12
2.8
Thermal Shock Resistance, points 42
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 0 to 0.2
20 to 23
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 0.2
0 to 5.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0 to 0.4
Zirconium (Zr), % 94.7 to 100
0
Residuals, % 0
0 to 0.5