All Needle Valve DBB Valves, Flow Restrictive. Threaded/Weld inlet 2D, 5D & 7D DBB Series. True DBB valve with dual isolate, single vent; Wide range of materials of construction; 6000 & 10000...
Integral DBB Valves – These valves are used in the instrumentation industry and come in a variety of designs to meet a variety of needs, including flange to flange, flange to the thread, injection,...
The DAN-EX Valve was introduced in 1979 by the Daniel Valve Company in Houston, Texas. The engineered valve was designed as an improved version of the General Twin Seal Valve....
The double block-and-bleed (DBB) Cameron GENERAL VALVE Twin Seal plug valve reduces this constant wear by using two seating slips mounted independently on a tapered plug by...
DOUBLE BLOCK & BLEED VALVES. Our Double Block and Bleed (DBB) Valve range allow you to positively isolate both sides of the valve with a bubble-tight seal, and vent any excess medium through a needle...
API 6D defines a double-block-and-bleed valve (DBB) as a “single valve with two seating surfaces that, in the closed position, provides a seal against pressure...












