These valves are designs and manufactured with a full bore port rising stem os y type with floating seats.
Through conduit double expanding gate valve.
This type of valve includes in itself the features of a through conduit service and of a standard gate valve with a parallel seating surfaces.
Through conduit expanding gate.
Thru conduit slab expanding gate valves class.
This video explains the principle of operation for orion s expanding gate valve.
The gate is attached and driven by thestem and a centralizer helps in retaining the gate segment assembly until sealing through expansion is required positive sealing is achieved in both high and low pressure.
Dbv double ball valve 03 1 8 7 75 h bar stock 02 a352 lcc 91 tantalum 11 cr13 hf.
Internal pressure relieving through self relieving seats secondary sealant injection at seats and stems.
150 1500.
Brochure wkm pow r seal gate valves high quality through conduit expanding gate valves engineered for performance in critical isolation applications where a tight mechanical seal that is normally unaffected by pressure variations and vibrations is needed.
The through conduit service implies the continuity of fluid flow conduit excluding any dirt accumulation in the body cavity.
Valvesgate expanding through conduit gate valves 610 917 952 953 928 05 the driving mechanism of the gate is designed to guarantee full bi directional performance of the valve.
Petrolvalves double expanding gate design permits full operability in any service and design condition.
Through conduit expanding gate valve camtech through conduit gate valves offer increased value by incorporating advanced design features.
The through conduit double expanding gate valve comprises of a two piece wedged shape assembly consisting of a gate and a segment.