Packing chamber has nickel overlay to protect from severe alkylation conditions and to guarantee low fugitive emissions.
Stem is made from solid age hardened K-Monel® 500 for increased strength and corrosion resistance.
Bonnet joint is precision machined and has a special surface finish for extended service life.
Fully encapsulated gasket design with metal-to-metal body to bonnet contact for optimal and controlled gasket compression.
Body/bonnet threads and strength-weld: for welded bonnet valves, the bonnet is threaded-in and torqued to an engineered torque value and the body bonnet joint is strength-welded, offering double protection against leakage.
Fully guided wedge reduces wear on seating surfaces.
Repairable two-piece stem drive.
API 602 conventional port and full port designs available.
Standard stop globe design. Needle and flow control designs available upon request.
Wide variety of end connections as per client’s needs: flanged, BW, SW, NPT, weld stubs, including other types.
Optimized sealing angle between a conical seat and the disc, increasing pressure contact up to five times compared with flat seats design.
Body guided disc accurately mates solid Monel® 400 surface of the disc with the surface of the body seat, which is ground and lapped to a mirror finish.
HF Acid detecting paint -allows for an immediate visual detection when exposed to acid or acid vapors to ensure valve integrity.
Fugitive emissions qualified to API 624 and ISO 15848-1