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Commercially Pure Zirconium vs. EN 1.6554 Steel

Commercially pure zirconium belongs to the otherwise unclassified metals classification, while EN 1.6554 steel belongs to the iron alloys. There are 21 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 commercially pure zirconium and the bottom bar is EN 1.6554 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 18
17 to 21
Fatigue Strength, MPa 60
380 to 520
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 430
780 to 930
Tensile Strength: Yield (Proof), MPa 240
550 to 790

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
40
Thermal Expansion, µm/m-K 5.5
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 290
810 to 1650
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
27 to 33
Strength to Weight: Bending, points 19
24 to 27
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 56
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.050
0.23 to 0.28
Chromium (Cr), % 0 to 0.2
0.7 to 0.9
Copper (Cu), % 0
0 to 0.3
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
94.6 to 97.3
Manganese (Mn), % 0
0.6 to 0.9
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 0
1.0 to 2.0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.025
Vanadium (V), % 0
0 to 0.030
Zirconium (Zr), % 94.7 to 100
0