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Ashraf Nickel Alloys is a trusted manufacturer and supplier specializing in quality nickel alloys. Committed to excellence, they offer a wide range of products including Kovar foil. Kovar is a high performance alloy known for its low temperature expansion and excellent thermal conductivity, making it ideal for applications in electronics, aerospace, and other industrial applications Ashraf Nickel Alloys is dedicated to to deliver high quality products, ensuring reliability and accuracy for their global customers.
Ashraf Nickel Alloys stands out as a trusted manufacturer and supplier of Kovar Foil in Riyadh, Saudi Arabia. They specialize in delivering precision-engineered nickel-iron-cobalt alloy products tailored for advanced industrial applications. Kovar Foil is particularly renowned for its controlled coefficient of thermal expansion, making it a top choice for glass-to-metal and ceramic-to-metal sealing. Built to withstand varying thermal conditions, Kovar Foil finds its place in industries like electronics, aerospace, telecommunications, and scientific equipment manufacturing. Ashraf Nickel Alloys is committed to providing high-quality Kovar Foil that adheres to international standards, ensuring exceptional consistency, durability, and performance.
| Standard Specification : | UNS K94610 | Werkstoff Nr 1.3981 | DIN 17745 | ASTM F15 | AMS 7726 | AFNOR NF A54-301 | S.E.W 385 |
| Dimensions : | ASTM, ASME, and API |
| Sheets Thickness : | Range from .008″ to .0125″ |
| Plates Thickness : | Ranges from .0125″ to 5.00″ |
| Sheets/Plates Width : | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Sheets/Plates Length : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Tempers : | Annealed, 1/4, 1/2 Hard, 3/4 Hard, Full Hard |
| Hardness : | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Value Added Service : | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| Chemical Analysis | |
| Cr | 20 nom |
| Ni | 35 nom |
| Mo | 10 nom |
| Co | 35 nom |
| Material | Condition | Yield Strength (0.1% Offset) | Tensile Strength | Elongation % | ||
|---|---|---|---|---|---|---|
| psi | MPa | psi | MPa | |||
| Alloy K Kovar | Annealed | 49,000 | 340 | 75,000 | 520 | 42 |
This unique foil is crafted from a carefully balanced mix of nickel, cobalt, and iron, which gives it thermal expansion properties that closely align with those of glass and ceramics. As a result, this alloy boasts excellent dimensional stability, impressive mechanical strength, and reliable performance even under thermal cycling. It also offers good corrosion resistance, machinability, and weldability, making it easy to work with for delicate applications. Thanks to its stable microstructure and outstanding sealing capabilities, Kovar Foil guarantees precision, durability, and efficiency in specialized environments where reliability is crucial.
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Kovar Foil is extensively used in industries that demand high-precision and thermally stable materials. In the electronics sector, it plays a vital role in semiconductor packaging, vacuum tubes, and microelectronic housings. The aerospace and defense industries rely on Kovar Foil for sensors, hermetic seals, and mission-critical components that require consistent thermal expansion. In telecommunications, it’s utilized for shielding and packaging electronic devices. Additionally, the medical and scientific fields employ Kovar Foil in imaging equipment, diagnostic devices, and research instruments. Its unique properties ensure safety, accuracy, and long-lasting reliability in specialized and demanding applications.
