Sud Robinetterie Industrie (SRi)
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SRI - Double Block and Bleed Floating Ball Valve (SBB/DBB)
Double Block and Bleed (DBB) ball valve is made of two balls in one valve body. A bleeder is added between the two balls of the valve. This system is equivalent to a Double Isolation Bleed (DIB) single ball valve.
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Range
- ND 1/2ˮ (DN15) to ND 6ˮ (DN150)
Classes
- ASME CLASS 150 to 600
- DIN-PN PN 10 to 40
Material
- Carbon & low alloy Steels
- Stainless steels
- Duplex & Super Duplex
- Nickel Alloys
- Titanium
Design features
- API 6D/6A design & construction
- API 6D & ASME B1610 face to face
- Antistatic device
- Connection ends upon request
- Firesafe design
- O-ring seals
- Soft seat insert
- Solid ball
On request
- Full/reduced/customize bore
- Manual or actuated operation
Optional Design features
- Extended stem
- Heating jacket
- Locking device
- Metal to metal seats
- Overlay on all wetted parts
- Polymeric lip-seals
- Drain plug
- Stem injection fitting