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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
Brand
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