DBB ball valve is burn for replace the traditional complex line connection ball valve, reduce leak in the system and achieve emissions fast, close the function. Double block and bleed ball valve utmost saves installation space. Double Block and Bleed Ball Valves are aimed to get a double barrier on the piping, and bleed the fluid trapped between the two balls from a dedicated drain line.

DESIGN FEATURES:

• Process interface in one compact ball/needle/ball valve assembly.
• Pressure ratings in accordance with ASME B16.5.
• Flange port compatible with ASME B16.5 RF.
• Instrument port 1/2"NPT Female (ASME B1.20.1.).
• Vent port 1/2"NPT Female (ASME B1.20.1.).
• Temperature range -20ºC/200ºC (-4ºF/392ºF).
• One-Piece forged body construction.
• No ejectable ball and needle stem design.

OPTION:

• RTJ Flange port.

• Plug in vent port.

• Instrument & Vent port 1/4"NPT Female.

• O-ring seals in several materials.