Body and closure: A105 or A350LF2. Weld overlay in seat pockets.
Ball: A 182F316 or A 182F51 or F6A
Seats: A 182F316 or A 182F51 or F6A. Soft inserts.
Stem: 174PH or A182F51
Bolting: B7/2H or grade M
Bearing: 316SS + PTFE
Seat spring: Inconel X750
Fire safe seal: Graphite + corrosion inhibitor
316SS weld overlays on seat pocket, stem lantern and lip seal pockets.
Valve types: Turn table valves or Center Weel valves.
Trunnion mounted type.
Full or reduced bore (limited to one size ND).
Split body: 2 or 3 pieces.
Seals:
Seats: Soft-seated.Self relieving seats.
Environmental seals: Viton, HNBR.
Sealant injection facilities on seats and stem for valve larger than 4” ND.
Fire Safe certified, API or ISO Fire safe testing standard.
Double sealing barrier for dynamic sealing areas.
Special painting system for splash exposed valves.