BBV Double Block & Bleed Valve

Brand: Winters Instruments

Specifications
  • Combines isolating and venting in a single valve, eliminating the need for tubing and fittings 
  • Block valve isolates the downstream process fluids, and the bleed valve exhausts upstream fluids enabling instruments to be removed without disturbing the permanent piping installation on the bottom 
  • The 1/4" NPT vent plug is located 90° to the left and may be removed and replaced with exhaust piping to direct the fluids to a safe location 
  • Available in Hard Seat [psi: 10,000 (kPa: 68,950, bar: 689.5)] 
  • All stems are 316 stainless steel 

Specifications

Bleed Screw Material

  • 316 Stainless Steel

Bonnet Material

  • 316 Stainless Steel

Cap Material

  • Dust Cap: Nylon

Enclosure, Body Material

  • 316 Stainless Steel

Handle Assembly Material

  • 304 Stainless Steel

Materials of Construction

  • Fastening Screw, Dwell Pin: 304 Stainless Steel (SST)
  • Needle/Needle Tip: 316 Stainless Steel (SST)

Maximum System Pressure

  • psi: 10,000 (kPa: 68,950, bar: 689.5)

NACE & NIST

  • NACE

NPT Inlet

  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male

NPT Outlet

  • 1/2” NPT Female
  • 1/4” NPT Female

O-Ring Material

  • FKM

Packing Material

  • Gland Packing: Teflon

Plug Material

  • 316 Stainless Steel

Screw Material

  • 304 Stainless Steel

Stem Material

  • 316 Stainless Steel

  • Ideally Suited for Severe Duty Oil and Gas Installations
  • Refineries and Processing Plants
  • Water Treatment Plants
  • Power Plants
  • Hydraulic Applications Where Additional Safety for Shut-Down and Media Venting is Required

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