Double Block & Bleed Floating Ball Flanged

77DS


Size Range
2 1⁄2”- 6” (DN80-DN150)
Pressure Range
DIN Class #150, 20 bar, 290 psi

Double Block & Blead (DB&B) / Dual-Safe valve optimal design. Casted body for optimized cost affectivity.
Incorporates two main isolation valves and one bleed valve in a single body construction.
Lowest possible number of potential leakage points, reduces overall system size and weight.

 

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Dual-Safe valve

Total HermetiX Integrity Package:

  • Zero fugitive-emission no maintenance stem sealing.
  • Double body sealing.
  • Fire safe.
  • 100% tested.
  • 100% materials & processing back-tracking.
  • Quality system approved for API 6D, PED/TPED, ATEX, SIL.

End Connections variety:

  • Wide range of end connections available for assembly on a generic
    center section in 3 pieces series, standard or full port.
  • Flanged connections comply with ANSI B16.5 with standard or full
    port and EN 1092 with full port.

Materials:

  • Stainless Steel, Carbon Steel, special alloys as cast, forge or bar stock.
  • Variety of polymers and elastomers for wide range of applications.

Downloads

77DS Series- Technical drawing
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Product Line Brochure
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ES
CN
DE
Industrial Catalog
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