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Hafnium

Hafnium Hafnium is a silvery metal that can easily absorb neutrons and is very resistant to corrosion. Hafnium is a common metal found in many industries including the nuclear, welding, and electrical industries. Details General Properties
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Product Details

Hafnium

Hafnium is a silvery metal that can easily absorb neutrons and is very resistant to corrosion. Hafnium is a common metal found in many industries including the nuclear, welding, and electrical industries.

Details

General Properties
Symbol:  Hf
Atomic Number:  72
Atomic Weight:  178.49
Density:  13.31 gm/cc
Melting Point:  2227 oC
Boiling Point:  4602 oC
Thermal Conductivity:  0.230 W/cm/K @ 298.2 K
Electrical Resistivity:  35.1 microhm-cm @ 25 oC
Electronegativity:  1.3 Paulings
Specific Heat:  0.035 Cal/g/K @ 25 oC
Heat of Vaporization:  155 K-Cal/gm atom at 4602 oC
Heat of Fusion:  6.0 Cal/gm mole
Thermal Neutron Cross Section:  115 Barns

Hafnium Cubes Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Thickness

Width

Length

.1875″

.1875″

.1875″

.25″

.25″

.25″

Hafnium Disc Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% Max

 Thickness

 Diameter

 .001″ to .0035″

 .25″ to 4″ maximum

 .004″ to .020″

 .25″ to 6″ maximum

 .022″ to .031″

 .5″ to 6″ maximum

 .032″ to .125″

 1″ to 6″ maximum

 .126″ to .200″

 1″ to 6″ maximum

 .210″ to .250″

 1″ to 8″ maximum

Hafnium Foil Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Thickness

Width

Length

.001″ to .003″

up to 4″ maximum

up to 12″ maximum

.004″ to .008″

up to 6″ maximum

up to 20″ maximum

.009″ to .015″

up to 6″ maximum

up to 24″ maximum

.016″ to .030″

up to 6″ maximum

up to 12″ maximum

Hafnium Pellets Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Diameter

 Length

 .040″

 .040″ to 1″ maximum

 .062″

 .062″ to 1″ maximum

 .070″

 .070″ to 1″ maximum

 .080″

 .080″ to 1″ maximum

 .085″

 .085″ to 1″ maximum

 .095″

 .095″ to 1″ maximum

 .125″

 .125″ to 1″ maximum

 .185″

 .185″ to 1″ maximum

 .196″

 .196″ to 1″ maximum

 .236″

 .236″ to 1″ maximum

 .250″

 .250″ to 1″ maximum

Our standard tolerances for pellets are +/- .005″ diameter and +/-.020″ length.

Hafnium Plate Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Thickness

Width

Length

.032″ to .200″

up to 6″ maximum

up to 8″ maximum

.201″ to .250″

up to 8″ maximum

up to 20″ maximum

Hafnium Rod Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Diameter

Length

.010″ to .040″

up to 36″ maximum

.042″ to .100″

up to 48″ maximum

.105″ to .300″

up to 72″ maximum

.305″ to .500″

up to 36″ maximum

Hafnium Starter Source Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity (Ex Zr 3% Max)

We can provide starter sources in a variety of sizes. Please inquire for specific availability, price, and delivery.

Hafnium Strip Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% max

Thickness

Width

Length

.001″ to .0035″

.25″ to 2″ maximum

up to 8″ maximum

.004″ to .010″

.25″ to 2″ maximum

up to 12″ maximum

.011″ to .020″

.25″ to 2″ maximum

up to 20″ maximum

.021″ to .040″

.25″ to 2″ maximum

up to 20″ maximum

Hafnium Target Circular Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex Zr 3% Max

 Thickness

 Diameter

 .001″ to .0035″

 .25″ to 4″ maximum

 .004″ to .020″

 .25″ to 6″ maximum

 .022″ to .031″

 .5″ to 6″ maximum

 .032″ to .125″

 1″ to 6″ maximum

 .126″ to .200″

 1″ to 6″ maximum

 .210″ to .250″

 1″ to 8″ maximum

Hafnium Target Rectangular Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex. Zr 3% max

Thickness

Width

Length

.010″ to .020″

 up to 5″ maximum

up to 20″ maximum

.021″ to .060″

 up to 5″ maximum

up to 15″ maximum

.063″ to .20″

 up to 5″ maximum

up to 15″ maximum

.205″ to .25″

 up to 5″ maximum

up to 20″ maximum

Hafnium Wire Specifications

Inquire about custom sizing and/or metals or alloys not listed.

99.9% Purity Ex. Zr 3% max

Diameter

Length

.004″ to .010″

1″ to 1000′ maximum

.011″ to .021″

1″ to 500′ maximum

.022″ to .040″

1″ to 250′ maximum

.043″ to .125″

1″ to 100′ maximum

 

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