Material & construction
Catalogue valve body and trim selected for the fluid; pressure-containing material and seats defined in the order.
WOG-442 / Butterfly valves
Lug-style Butterfly Valve
Standard isolation, flow-direction or straining functions in production-fluid and utility piping.
| Nominal size | NPS 2-12 (DN 50-300) |
|---|---|
| Body / disc | Ductile iron body; stainless disc option |
| Seat | EPDM / NBR; match actual fluid |
| Connection / operator | Lug body; lever or gearbox |
Industry reference selections; ordered specification requires supplier confirmation.
View catalogue page 36 ↗Options & acceptance
Select published size, class, ends, trim and seal materials. State inspection, shell and seat-leakage requirements.
Application & RFQ details
Confirm flange drilling and seat compatibility. Lug construction alone does not establish dead-end pressure capability; actuator torque and fail action require selection.
Standards & documents
API 609 where specified. Match flange drilling and verify dead-end rating; it may differ from in-line rating.
Packing
Separated cartons on pallets; protect threads, sealing faces and fragile parts. State gross weight per package.
Related products
WOG-190
Wafer Butterfly Valve
Quarter-turn isolation in water and compatible utility service.
Specifications & details ↗
WOG-192
Pneumatically Actuated Butterfly Valve
Remote on/off control of water or compatible utility fluids.
Specifications & details ↗