Home > Kovar Sheets and Plates
Santner Nickel Alloys stands out as a top-notch manufacturer and supplier of high-quality Kovar Sheets and Plates, proudly based in Hamilton, New Zealand. Known for their dedication to precision engineering and strict quality standards, the company provides materials that meet the rigorous demands of the global aerospace, electronics, and industrial sectors. With cutting-edge manufacturing capabilities, Santner Nickel Alloys guarantees outstanding dimensional stability, tight tolerances, and superior material integrity in every Kovar product. Their customer-centric approach, technical know-how, and dependable supply chain make them a go-to partner for clients in need of high-performance alloy solutions, especially where thermal expansion control is crucial.
Kovar Sheets and Plates are primarily made up of iron, nickel, and cobalt, specifically designed to align with the thermal expansion rates of glass and ceramic materials. The typical composition features around 54% Fe, 29% Ni, and 17% Co, with trace elements that boost stability. These alloys are known for their excellent dimensional accuracy, good ductility, and impressive mechanical strength. Kovar has a coefficient of thermal expansion that works well with hard glass, making it perfect for hermetic sealing. Its mechanical properties include reliable tensile strength, controlled hardness, and consistent performance even under varying thermal conditions.
| 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 |
At Santner Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Nimonic Sheet and Plates in Hamilton, New Zealand, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the New Zealand, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Kovar Sheets and Plates find extensive use in industries that demand reliable thermal expansion control and hermetic sealing. They play a crucial role in manufacturing electronic components like vacuum tubes, transistor headers, microwave tubes, and semiconductor packages. The aerospace and defense sectors rely on Kovar for sensor housings, instrument components, and sealed enclosures that must withstand extreme environments. In scientific and medical equipment, Kovar facilitates precise assembly, ensuring that devices function optimally in critical applications.
