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Bellows-Sealed Valves

Isolate system fluids and achieve reliable, leak-tight performance with Swagelok bellows valves which use a packless design and a welded seal.   Bellows valves are ideal for applications where the seal to atmosphere is critical, and we offer multiple options for general and high-purity service.

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Safe Product Selection: The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.