DBB Series Integral Block and Bleed Valve

SKU: DBB

Integral block-and-bleed valve family covering single, double and full-bore variants (DBB, D1FF, D3FF).

Features

  • ANSI B16.5 flanged inlet connections 1;2•10 2′ sizes.
  • Class 150 rated to Class 2500 rated.
  • 1/2.NPT thread female outlet to ANSI /A5MEB1 .20.1
  • 1/2.NPT thread female vent connection to ANSI/ASMEB1 .20.1
  • Flange constructions Per the requirements of ASME B16.5.
  • Stainless steel duplex stainless steel/Hastelloy/Monel material

 

Body Construction

Process and Outlet Connection

 

Single and Double Block and Bleed Valve

Process Connections

 

Seat and Packing

 

Option, Trim and Body Material

 

D1FF Series – 9.5mm Bore

One Piece Forged Flange to 1/2′ NPTF Single Block Bleed Valve with Ball and OS&Y(or Needle) on Block and Vent. 3/8″ (9.5mm) and 1/2″ (14mm),3/4″(19mm) Bore Size

 

D1FF Series – 14mm Bore

One Piece Fo rged Flange to 1/2″NPTF Single Block Bleed Valve with Ball and OS&Y(or Needle) on Block and Vent . 3/8″ (9.5mm)and 1/2″ (14mm),3/4″(19mm) Bore Size

 

D1FF Series – 19mm Bore

 

D3FF Series Full Bore

Three Piece Bolted Design Flange to Flange Double Block and Bleed Valve with Ball and OS&Y (or Needle) on Block and Vent.