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Commercially Pure Zirconium vs. EN 1.4662 Stainless Steel

Commercially pure zirconium belongs to the otherwise unclassified metals classification, while EN 1.4662 stainless steel belongs to the iron alloys. There are 21 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 commercially pure zirconium and the bottom bar is EN 1.4662 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 18
28
Fatigue Strength, MPa 60
430 to 450
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 36
79
Tensile Strength: Ultimate (UTS), MPa 430
810 to 830
Tensile Strength: Yield (Proof), MPa 240
580 to 620

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 5.5
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.7
Embodied Water, L/kg 450
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
210
Resilience: Unit (Modulus of Resilience), kJ/m3 290
840 to 940
Stiffness to Weight: Axial, points 8.1
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
29 to 30
Strength to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 12
3.9
Thermal Shock Resistance, points 56
22

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0 to 0.2
23 to 25
Copper (Cu), % 0
0.1 to 0.8
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
62.6 to 70.2
Manganese (Mn), % 0
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0
3.0 to 4.5
Nitrogen (N), % 0 to 0.025
0.2 to 0.3
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.0050
Zirconium (Zr), % 94.7 to 100
0