Monoflange GV-133-M-DBB Double Block & Bleed Valve
The GV-133-M-DBB feature two 5.0mm bore independently operated globe style needle valves for Isolation service with an intermediate globe style needle valve for venting service
Monoflange GV-133-MK-DBB Double Block & Bleed Valve
The GV-133-MK-DBB features a 5.0 mm outside screw and yoke bolted bonnet (OS&Y) valves for first isolation service with 5mm bore globe style needle valve for second isolation service and intermediate venting service
DESCRIPTION
The GV-133-M-DBB & GV-133-MK-DBB are integrally forged one piece block & bleed assemblies for primary isolation of pressure take-offs, where the valve is directly mounted to the vessel or process pipe. Instruments may be directly mounted to the valve outlet alternatively remotely mounted with gauge line / impulse pipe line
STANDARD FEATURES
- 1/2″ NPT threaded female outlet as standard to ANSI/ ASME B1.20.1.
- 1/2″ NPT threaded female vent connection to ANSI / ASME B1.20.1.
- ANSI B16.5 flanged inlet connection 1/2″ to 2″ sizes. 150 lbs rated to 2500 lbs rated.
- API flanged inlet connections Size to 21/16″. 3000psig, 5000psig & 10000psig rated.
APPLICATIONS
- Double Block & Bleed
- Pressure Measurement
- Chemical Injection
- Sampling
- Flow Measurement
(OS &Y) and Globe Style Needle Valve Gland packing Materials Standard Valves are offered with Graphite. PTFE is also available as an option
