Marwin Valve 8700F Series Full Port 3 Piece Ball Valve

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- Size range: 1/2" to 2", full port.
- Pressure rating: 1000 psi WOG (69 bar).
- Temperature range: 29°C to +232°C
- Steam service: up to 150 psi
- Connections / mounting: 3-piece body with FNPT ends as standard, weld ends optional, with ISO 5211 actuator mounting pad.
The Marwin 8700F is a great choice for industrial isolation duties where users want a compact full port ball valve with actuator-ready mounting and the serviceability benefits of a three-piece design.
It is especially well suited to:
- Packaged systems
- OEM equipment
- Utility/process lines
- Applications where future maintenance access matters
Applications
Common process applications and industrial uses include:
- Manual or automated on/off isolation duties in general industrial process lines.
- Skid systems and packaged equipment where an ISO 5211 mounting pad and automation-ready options are useful.
- Systems where a 3-piece valve is preferred because seats, seals, and packing may need servicing.
- Threaded or socket weld installations using carbon steel or stainless steel valve bodies.
- Applications needing manual lever operation or packaged pneumatic/electric actuation.
Other features
- Cast body construction.
- ISO 5211 actuator mounting pad.
- Blow-out proof stem.
- Reinforced PTFE seats.
- Adjustable, live loaded PTFE stem packing with Viton O-ring.
- API 598 inspection and testing.
- Locking lever operator.
- Ammonia service available upon request.
- In-line maintainable three-piece construction
Model numbers
- • 8700F – 3 Piece Ball Valve.
- • 8700F-XXX-CS Series – full port carbon steel valve.
- • 8700F-XXX-S6 Series – full port stainless steel valve.
Industries
The Marwin Valve 8700F Series Full Port 3 Piece Ball Valve is widely used in the following industries:
Related products

Customer enquiries
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01953 609930
Email us
sales@pctflow.com
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