Instrumentation Double Block and Bleed (DBB) Valve
Resistant
Sealing
Operation
Long Life
Alis Valves offers Instrumentation Double Block and Bleed (DBB) Valves specially designed for precise isolation in pressure measurement and instrumentation systems. These valves combine two isolation valves and one bleed valve in a compact manifold design, ensuring safe operation and easy maintenance. Instrumentation DBB valves are widely used in oil & gas, chemical, and process industries where accurate pressure control and zero leakage are critical.
Specifications
Size Range
1/4" to 2"
Body Material
SS 316 / SS 304 / Alloy Steel
End Connection
NPT / BSP / Flanged
Configuration
2 Valve / 3 Valve / 5 Valve Manifold
Media
Oil, Gas, Steam, Chemicals
Pressure Rating
Up to 6000 PSI
Seat Material
PTFE / Graphite
Operation
Manual
Temperature Range
-29°C to 260°C