MENU 0086-371-86151827 [email protected]World-class steel supplier

steel glass kovar

【Thickness:】:1.2-150mm

【 Width:】:1220-4200mm

【Length:】:5000-18000mm

【Packaging Details:】:Standard export seaworthy packing or as required.

【Delivery Time:】:30-50 days, 7 days for stock goods.

【Loading Port:】:Shanghai ,Tianjin, Qingdao.

Online Chat

steel glass kovar Introduction

Glass-to-metal seal - Wikipedia

Kovar, an iron-nickel-cobalt alloy, ... It was used as the earliest glass-to-metal seal and is still in use for liquid seals for e.g. rotary shafts. Mercury seal ... It is possible to make matched seals between copper or austenitic steel and glass, but silicate glass with that high thermal expansion is especially fragile and has a low chemical ...

Glass-to-metal bonds · Mercury seal · Platinum wire seal · Dumet wire seal · Copper tube seal

Contact Supplier

Kovar - Official Site

Kovar ® a Controlled Expansion, Nickel-Iron Alloy. Kovar Alloy, also known as ASTM F15, NILO ® K, Pernifer ® 2918, Rodar ® and Dilver ® P1 is a controlled expansion alloy. It is a Nickel Iron alloy with 29% Nickel, 17% Cobalt and the remaining balance is Iron. The expansion characteristics of Kovar match both borosilicate (Pyrex) glass and alumina ceramics, making it one of the most ...

Kovar Properties · Kovar Machining Tips · Kovar Applications · Kovar Media · Kovar Plate

Contact Supplier

Kovar - Wikipedia

Kovar was invented to meet the need for a reliable glass-to-metal seal, which is required in electronic devices such as light bulbs, vacuum tubes, cathode ray tubes, and in vacuum systems in chemistry and other scientific research.

Contact Supplier

Albert Paley Sculptor Glass and Steel

Aggregate 2015 Kovar, Steel, and Corning Specialty Glass 7056 2’1”h x 2’4”w x 1’5”d The glass element was created during the Corning Museum of Glass/Corning Incorporated Specialty Glass Residency Program in Corning, New York.

Contact Supplier

hard glass sealing with kovar-BBN STEEL sale steel

The oxidation of Kovar alloy was investigated, the wetting and spreading behavior of hard and soft glasses on Kovar alloy were studed by using the sessile drop method, and the quality and the seal strength of glass-Kovar seals were tested.

Contact Supplier

Kovar Manufacturers Kovar Suppliers

Invar is a nickel steel alloy with specific thermal expansion properties; however, Invar is unique for its low thermal expansion qualities, while Kovar is for its low thermal expansion in terms of its compatibility to heat-resistant glass.

Contact Supplier

Glass-to-Metal Seals - Specialty Seal Group

In the design of Compression Seals the expansion coefficients of the steel, glass and ID members are placed in decreasing expansion fashion. This process will maintain the glass under compressive stresses over a wide temperature range. ... Specialty Kovar Glass-to-Metal Seals. ... Specialty Seal Group (SSG), a leader in the development of ...

Contact Supplier

Kovar - Copper Bronze Titanium Aluminum Stainless Steel

Kovar It was specifically developed and formulated as a sealing alloy for ceramic and glass materials due to the compatibility with the thermal expansion characteristics of borosilicate glass…

Contact Supplier

Kovar Tech Data - High Temp Metals

Kovar alloy is a vacuum melted, iron-nickel-cobalt, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties. ... An oxide film on the metallic part is preferred for metal-to-hard glass sealing. The best oxide film is thin and tightly adhering. ... If steel cutting ...

Contact Supplier

Glass-to-Metal Seals - Specialty Seal Group

In the design of Compression Seals the expansion coefficients of the steel, glass and ID members are placed in decreasing expansion fashion. This process will maintain the glass under compressive stresses over a wide temperature range. ... Specialty Kovar Glass-to-Metal Seals. ... Specialty Seal Group (SSG), a leader in the development of ...

Contact Supplier

hard glass sealing with kovar-BBN STEEL sale steel

The oxidation of Kovar alloy was investigated, the wetting and spreading behavior of hard and soft glasses on Kovar alloy were studed by using the sessile drop method, and the quality and the seal strength of glass-Kovar seals were tested.

Contact Supplier

Kovar Manufacturers Kovar Suppliers

Invar is a nickel steel alloy with specific thermal expansion properties; however, Invar is unique for its low thermal expansion qualities, while Kovar is for its low thermal expansion in terms of its compatibility to heat-resistant glass.

Contact Supplier

Making Connections to Glass-to Metal Seals - Larson ...

Home » Making Connections to Glass-to Metal Seals. Making Connections to Glass-to Metal Seals. By Chuck Kraft. General Information. ... More than two passes is not recommended when welding Kovar®-to-stainless steel because cracks will develop in the Kovar® near the weld.

Contact Supplier

Glass Materials Glass Suppliers Elan Technology

A variety of advanced glass materials are available. ... The most common use for these types of glasses is forming hermetic seals between Alloy 52 pins and Stainless Steel housings. Soft glasses are also used for many other compression sealing applications. ... Kovar Sealing Glass. Common Uses Matched seals with Molybdenum, Kovar or 42% Nickel ...

Contact Supplier

Kurt J. Lesker Company Kovar to 7052 Glass to Kovar ...

Kovar to 7052 Glass to Kovar Adapter (CF Flanged) Glass to metal tube flanged adapters (seals) use a graded glass seal to join a metal tube to a glass tube. They are often used to observe a process or to provide electrical isolation.

Contact Supplier

Glass-to-Metal Sealing Technology (GTMS) - SCHOTT AG

Base Kovar Lead Kovar Glass Borosilicate glass (categorized as hard glass) Compression Seal The compression seal is designed to exert concentric compressive stress on the glass in the available temperature range, while considering the thermal expansion coefficients of the metal and glass.

Contact Supplier

Glass-to-Metal Seals and Feedthroughs -Complete Hermetics

Glass-to-Metal Seals and Feedthroughs Complete Hermetics is a custom prototype designer and manufacturer of hermetic seals and hermetic feedthroughs. Complete Hermetics offers a complete line of glass-to-metal seals and electrical feedthroughs to meet every type of need.

Contact Supplier

Kovar Alloy Mechanical, Chemical, Expansion, and Magentic ...

Request Pricing for Kovar ® Alloy Now. Ed Fagan Inc. also stocks a variety of similar alloys for low expansion, controlled expansion, glass-to-metal or ceramic sealing …

Contact Supplier

Carpenter Kovar® Alloy (Glass and Ceramic Sealing Alloy)

Carpenter Kovar® Alloy (Glass and Ceramic Sealing Alloy) Categories Metal; Electronic/Magnetic Alloy; ... Kovar® alloy is a vacuum melted, Fe-Ni-Co, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties.

Contact Supplier

Viewports & Shutters - Glass Adapters

Viewports & Shutters - Glass Adapters NW, ISO & CF Glass Adapters Nor-Cal manufactures glass adapters in 7740 Pyrex and 7052 glass. These adapters are useful for mounting ... Sleeve Kovar or 304 stainless steel Vacuum range Elastomer seal >1 x 10-8 Torr - High vacuum Metal seal >1 x 10-10 Torr - UHV tmperature range e

Contact Supplier

Glass to Metal Seals - Winchester - winconn

Corrosion Resistance A compression seal can be fabricated with stainless steel or other corrosion resistant metal body, the limiting factor for corrosion resistance is often the nickel iron alloy used for pin material. Our glass/ceramic material will allow the use of corrosion resistant pin materials such as Hastelloy or 3xx Stainless Steel.

Contact Supplier

Kovar Alloy Machining Tips from National Electronic Alloys

Whether you are machining this controlled expansion alloy from coil or sheet, or creating a glass to metal or ceramic to metal seal, we hope that some of the above Kovar machining tips will be …

Contact Supplier

Engineering of a Kovar Weld Stud for the Glass Seal ...

Engineering of a Kovar Weld Stud for the Glass Seal Industry C&L Rivet was commissioned by a customer in the glass seal industry to design and fabricate a cold-headed version of their screw machined weld stud.

Contact Supplier