Key Block DBB Valves Double Block & Bleed

Model No. GV-135-MKB-DBB

Key Block GV-135-MKB-DBB Double Block & BleedThe GV-135-MKB-DBB features two independently operable 10mm bore ball valves for isolation service with an intermediate 5.0mm bore globe style needle valve for venting service.

The GV-135-MKB-DBB are integrally forged one piece double 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 valves outlet or 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.
• Bolted Outlet Options
• 1/2\" NPT threaded female vent connection to ANSI / ASME B1.20.1.
• Material thickness to ANSI B16.34.
• ANSI B16.5 flanged inlet connection 1/2\" to 2\" sizes 150 lbs rated to 2500 lbs rated.
• Ball Valve Seat Materials. A choice of PTFE and PEEK are available.
• Vent Needle Valve Gland Packing Materials PTFE is offered as Standard. Graphite is also available as an option.

APPLICATIONS

• Double Block & Bleed
• Level Measurement
• Pressure Measurement
• Chemical Injection
• Sampling
• Flow Measurement