Double Block & Bleed Valve
Blow-out proof design with internally loaded stem further Floating Ball design providing seat wear compensation and high integrity.

Spec.
Reduced potential leak paths with primary & secondary isolation in one valve.
Compact ball/OS&Y/needle valve assembly in one DBB.
Flange construction as per the requirements of ASME B16.5
NPT threaded connection to ANSI/ASME B1.20.1
Pressure rations as per ASME B16.34 Class 150 thru 2500.
Wetted components of Sour gas service valve are selected as per the requirements of NACE MR0175/ISO 15156
Fire tested as per BS 6755 part 2/API607
Anti-Static Device is set between the stem and ball.