professional factory for Copper Plated Wire - Precision Alloy Kovar /4J29 – Phoenix Alloy

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professional factory for Copper Plated Wire - Precision Alloy Kovar /4J29 – Phoenix Alloy Detail:

Kovar alloy is a 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 hermetic seals with the harder Pyrex glasses and ceramic materials.

Specification

ASTM UNS W.Nr
F15 K94610 1.3981

Chemical composition

Grade % Ni Cr Fe Co Cu C Mn Si P S Mo
Kovar Min 28.5 Bal. 16.8
Max 29.5 0.2 17.8 0.20 0.03 0.50 0.30 0.02 0.02 0.20

Coefficient of linear expansion

Grade a/10-6·K-1
Kovar 200-300℃ 20-400℃ 20-450℃
/ 4.6-5.2 5.1-5.5

Product detail pictures:

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures

professional factory for Copper Plated Wire -
 Precision Alloy Kovar /4J29 – Phoenix Alloy detail pictures


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  • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Octavia from Thailand - 2016.08.15 12:36
    High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By John from Peru - 2016.09.29 11:19

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