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Metal Bellows Seals

Metal bellows seals require the highest level of design and manufacturing to achieve a reliability suitable for the harsh environment where they usually operate.
A quality alloy from renown suppliers, a precise and masterful welding and a careful final control ensures that Sealtek® metal bellows seals match the state of the art currently available on the market.

Style 580

Available with Hastelloy C276 bellows and retainer (Style 581) Available with AISI 316 retainer and Hastelloy C bellows (Style 582).

Style 590

Metal bellows rotary component seal, for high temperature or cryogenic applications. Secondary seals in graphite. Available with driving pin and double ply bellows for higher pressure resistance (Style 591)

Style 780

Style 780 represents an important evolution on welded metal bellows mechanical seals. It is structured as a cartridge mounted seal with metal bellows, available in Hastelloy C276, Inconel 718 or

Style 788

Double cartridge mounted rotary metal bellows seal. Metal bellows available in wide range of materials. Available with stationary bellows (Style 787).

Style 790

Metal bellows available in wide range of materials. Secondary seals in graphite. Available with stationary bellows (Style 794) Available with lip seal for leak-proof quench (Style 790Q), or with throttle

Style 798

Double cartridge mounted rotary metal bellows seal. Secondary seals in graphite. Metal bellows available in wide range of materials. Available with stationary bellows (Style 797).

Mechanical seals and sealing devices for all industries