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.
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
Inquire about custom sizing and/or metals or alloys not listed.
Thickness |
Width |
Length |
.1875″ |
.1875″ |
.1875″ |
.25″ |
.25″ |
.25″ |
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
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.
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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 |
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
We can provide starter sources in a variety of sizes. Please inquire for specific availability, price, and delivery.
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
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 |
Inquire about custom sizing and/or metals or alloys not listed.
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 |