Buy Kovar from Surepure Chemetals

Kovar

A vacuum melted, iron-nickel-cobalt, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties. Kovar alloy has been used for making glass to metal seals. This alloy has found wide application in power tubes, microwave tubes, transistors and diodes.

Chemical Composition: Carbon 0.002% max. Manganese 0.30%, Silicon 0.20%, Nickel 29.00%, Cobalt 17.00%, Iron Balance. Specific Gravity 8.36, Density 0.302 lbs. / in.^3, Melting point 1450°C.

Kovar is available in wire, sheet, and rod. Many items are in stock or have short fabrication times. Typical wire sizes range from 0.003 inch diameter to 0.375 inch diameter. Contact us to find out more. Surepure has sputtering targets of various sizes. Contact us to learn more about our quick delivery to meet your exact requirements.

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The products below are representative of what we sell. If you don't find what you're looking for, please request a quote or contact us.

57 results matching: Kovar

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Kovar wire 0.005 inch diameter x 1 foot

Product #:	10576
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.005 in. / 0.127 mm / 36 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	12 in. / 1 ft. / 0.305 m
Kovar Subcategory:	Kovar Rod/Wire

$79.00
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Kovar wire 0.005 inch diameter x 5 feet long

Product #:	10577
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.005 in. / 0.127 mm / 36 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	5 ft. / 1.524 m
Kovar Subcategory:	Kovar Rod/Wire

$105.00
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Kovar wire 0.005 inch diameter x 10 feet long

Product #:	10578
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.005 in. / 0.127 mm / 36 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	10 ft. / 3.048 m
Kovar Subcategory:	Kovar Rod/Wire

$152.00
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Kovar wire 0.005 inch diameter x 24 feet long

Product #:	10904
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.005 in. / 0.127 mm / 36 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	24 ft. / 7.315 m
Kovar Subcategory:	Kovar Rod/Wire
Description:	Close out. Subject to prior sale.

$260.00
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Kov-wire-0.005-100ft

Product #:	3848
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.005 in. / 0.127 mm / 36 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	100 ft. / 30.48 m
Kovar Subcategory:	Kovar Rod/Wire

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Kovar Wire, 0.010 inch diameter x 50 feet long

Product #:	8887
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.010 in. / 0.254 mm / 30 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	50 ft. / 15.2 m
Lead time:	4 weeks

$405.00
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Kovar Wire, 0.010 inch diameter x 100 feet long

Product #:	8888
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.010 in. / 0.254 mm / 30 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	100 ft. / 30.48 m
Lead time:	4 weeks

$610.00
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Kovar Rod, 0.0625 inch diameter x 1 foot long

Product #:	10779
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	12 in. / 1 ft. / 0.305 m
Sub-Form:	Rod, straight length
Description:	Subject to prior sale.

$98.00
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Kovar Rod, 0.0625 inch diameter x 2 feet long

Product #:	10778
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	24 in. / 2 ft. / 0.610 m
Sub-Form:	Rod, straight length
Description:	Subject to prior sale.

$104.00
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Kovar Rod, 0.0625 inch diameter x 3 feet long

Product #:	9118
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	3 ft. / 0.914 m
Description:	Subject to prior sale.

$126.00
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Kovar Rod, 0.0625 inch diameter x 6 feet long as 3 foot lengths

Product #:	9119
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	6 ft. / 1.829 m
Sub-Form:	3 foot straight length(s)
Description:	Subject to prior sale.

$186.00
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Kovar Rod, 0.0625 inch diameter x 12 feet long as 3 foot lengths

Product #:	9117
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	12 ft. / 3.657 m
Sub-Form:	3 foot straight length(s)
Description:	Subject to prior sale.

$272.00
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Kovar Rod, 0.0625 inch diameter x 18 feet long as 3 foot lengths

Product #:	9120
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.0625 in. / 1.588 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	18 ft. / 5.486 m
Sub-Form:	3 foot straight length(s)
Description:	Subject to prior sale.

$405.00
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Kovar Wire, 12 gauge x 5 feet long

Product #:	8910
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	5 ft. / 1.524 m
Sub-Form:	Wire, by coil

$98.00
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Kovar Wire, 12 gauge x 10 feet long

Product #:	8911
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	10 ft. / 3.048 m
Sub-Form:	Wire, by coil

$145.00
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Kovar Wire, 12 gauge x 25 ft long

Product #:	4613
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	25 ft. / 7.620 m
Sub-Form:	Wire, by spool

$205.00
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Kovar Wire, 12 gauge x 50 ft long

Product #:	4612
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	50 ft. / 15.2 m
Sub-Form:	Wire, by spool

$351.00
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Kovar Wire, 12 gauge x 100 ft long

Product #:	4610
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	100 ft. / 30.48 m
Sub-Form:	Wire, by spool

$508.00
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Kovar Wire, 12 gauge x 200 ft long

Product #:	4611
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.081 in. / 2.057 mm / 12 gauge
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	200 ft. / 60.96 m
Sub-Form:	Wire, by spool

$730.00
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Kovar Rod, .400 inches diameter x 25 centimeters long x 4 pieces

Product #:	6910
Material:	Kovar
Form:	Wire/Rod
Diameter:	0.400 in. / 10.16 mm
Purity:	29% Nickel, 17% Cobalt, 0.2% Manganese, balance Iron
Length:	9.84 in. / 25.0 cm
No. of Pieces:	4 pieces
Lead time:	3 weeks

$400.00
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