DBB Series Double Block & Bleed Double Block & Bleed Ball Valves

DBB Series Double Block & Bleed Ball Valves with Needle Valve


6,000 psi [Pn 408] & 10,000 psi [Pn 680] Rated

DESIGN FEATURES
ISOLATING BALL VALVE :-
* Wide choice of Flange sizes and Pressure ratings.
* Robust HIGH pressure DESIGNED to be maintained
* Ball Valve has anti blowout stem for safety
* Floating ball design for positive shut-off
* Replaceable seats & seals for extended life
NEEDLE VENT VALVE :-
* Top Sealing Bonnet style
* NON-Rotating hard tip on bleed valve for effective shut-off
* Back sealing on the stem & adjustable gland packing
* Stem Seal below actuating threads to prevent contamination & gauling of threads
* Metal/Metal bonnet seal for pressure tightness even at elevated temperatures
* Choice of thread forms
* 1/4” Bleed Port with pressure plug as standard
* 316 ss to NACE Specification, Full material traceability