Designed for use with differential pressure transmitters incorporating two isolation valves, two equalizing valves and a vent valve required in natural gas applications
Flare Pattern? valve configuration provides maximum clearance for fingers during operation
Soft tip valves feature a patented Delrin? non-rotating soft tip stem, and a back-up metal-to-metal seal (U.S. Patent 6,820,857)
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 guaranteed performance and reliability
5030 Series hard seat valves have 10,000 psi pressure rating @ 200 ?F
5130 Series soft seat/tip valves have 6,000 psi pressure rating @ 200 ?F
5130 Series valves also feature a replaceable Delrin? 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; PTFE or Graphite packing optional
All stems are 316 Stainless Steel
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
Vinyl dust caps for bonnets and stems (non-packing)