SWI

SWI is renowned for producing high quality products. Every valve that leaves an SWI production facility has been manufactured to meet or exceed client requirements. SWI gate, globe, check and ball valves are designed, machined, assembled and tested to ensure a consistent, quality product. SWI take great pride in all of their products. Where they have truly taken an industry leadership role is in specialty and exotic valve products. SWI design, manufacture and market the broadest range of ASME, cryogenic and bellows valves in the industry. In fact, no other company comes close to SWI selection of bellows valve sizes.

SWI Bellow Seat Valves Product Catalog API 602 and API 600 Available API 602 Welded and Bolted Bonnet Designs Hydroformed Multi-Ply Bellows Bellows Assembly Helium Leak Tested Class 150 Through 1500 API 602 Inconel 625 Bellows standard Available Through 24 Inch Size NACE Standard API Trim 5 Standard Complies With MSS SP-117 Fully Encased Spiral Wound Bonnet Gaskets