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Kovar Tubing Controlled Expansion Alloys O.D. 0.2-8mm Thickness 0.015-0.5mm

Place of Origin China
Brand Name AIWEN
Certification ISO9001:2015
Model Number Kovar
Minimum Order Quantity 20kg
Price Negotiable
Packaging Details Plywood crate
Delivery Time 45-50 days
Payment Terms T/T
Supply Ability 500kg per month
Product Details
Tolerence ±0.003mm Outer Diameter 0.2-8mm
Wall Thickness 0.015-0.5mm Equal Grades ASTM F15, Nilo-K,UNS K94610 (FeNi29Co17), 4J29, 29HК
Product Name Controlled Expansion Alloys Certification ISO9001:2015
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iron nickel alloy


corrosion resistant alloys

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Product Description

Kovar Controlled Expansion Alloys Capillary O.D. 0.2-8mm Thickness 0.015-0.5mm



A-ONE ALLOY is pround to supply Kovar capillary with high precision to customers from worldwide.

We have rich experience in this area.


We are not only a manufaturer of capillary, we could also do further processing like cutting, rolling, deburring, slotting, twisting and bending of capillaries. With strong processing ability, we could provide customized products according to customer requirements.

Equal grades: ASTM F15, Nilo-K,UNS K94610 (FeNi29Co17), 4J29, 29HК


Kovar alloy has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials
This alloy has found wide application in power tubes, microwave tubes, transistors and diodes. Integrated circuits, it has been used for the flat pack and the dual-in-line package


Size range 
O.D: 0.20~8mm
Wall thickness: 0.05~1mm

Out diameter: ±0.003mm
Wall thickness: ±0.005mm
Length: ±0.05mm


Kovar Tubing Controlled Expansion Alloys O.D. 0.2-8mm Thickness 0.015-0.5mm 0