• Designed for use with differential pressure transmitters incorporating two
isolation valves, two equalizing valves and a vent valve in natural gas
applications
• Flare Pattern™ valve configuration provides maximum clearance for
fingers during operation
• Soft tip valves feature a patented Acetal non-rotating soft tip stem, and a
back-up metal-to-metal seal (U.S. Patent 6,820,857)
• Non-rotating stem tip standard on large bore isolation valves
• Available in block, single flange, or double flange connection for remote or
direct installation
• 100% helium leak tested to 1 x 10-4 ml/s for performance and reliability
• Features a replaceable Acetal seat, and straight through porting for
bidirectional, high capacity flow and easy roddable cleaning on the
block valves
• Blow-out proof stem provides a secondary stem seal in the full
open position
• FKM o-ring seal and PTFE back-up ring below the stem threads to protect
from corrosion and galling
• All stem threads are rolled for strength and ease of operation
• One-piece bonnet with a metal-to-metal seal to the valve body below the
bonnet threads
• Slotted spring pin to prevent accidental loosening
• Color coded vinyl dust caps for bonnets and stems