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DBB Series Double Block Bleed Valve
Ball/Needle/Ball Bar stock DBB
Size range ¼” to 1”
Pressures range 6,000 to 10,000 p.s.i
Material 316ss to Super Alloys
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
Double Block & Bleed Ball Valves with Needle Valve
 Download PDF Data Sheet Click Here
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