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DFB Series Double Block Bleed Valve
Ball/Needle/Ball Flanged DBB
Size range ¼” to 3”
Class rating 150 to 2500lb
Material 316ss to Super Alloys
DESIGN FEATURES ISOLATE 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
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 Block, Block & Bleed or Double Block& Bleed
* Bleed Port with socket pressure plug or Tube fitting
* 316 ss to NACE Specification, Full material traceability
 Download PDF Data Sheet Click Here
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