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	PRODUCT DATA of Zirconium

Material

Zirconium

General Information

The metal is extremely corrosion resistant due to the formation of a stable oxide film and is unaffected by acids (with the exception of HF) and alkalis

Chemical Composition

100Zr

	EXPERIENCE IN PRACTICE

Equivalent Designations

Zr

	PHYSICAL PROPERTIES

Atomic Number

40

Atomic Weight

91.2amu

Work Function

3.8 eV

Crystal Structure

Hexagonal close pack (hcp)

Surface Energy

16020 to 1850 mJ/m^2

Specific Gravity

6.49

	ELASTIC PROPERTIES

Tensile Modulus

98 GPa

Poisson Ratio

0.38

Speed of Sound (longitudinal)

4650 m/s

Speed of Sound (transverse)

2250 m/s

Acoustic Impedance

30.1 MRayls

	ELECTRICAL PROPERTIES

Electrical Volume Resistivity

4.4e-7 ohm.m

	THERMAL PROPERTIES

Thermal Conductivity

22.6 W/m.K

Thermal Expansion Coefficient

5.9 μstrain/°C

Specific Heat

0.281 J/g.K

Melting Range

1850 °C