Combines isolating and venting in a single valve, eliminating the need for tubing and fittings
Block valve isolates the downstream process fluids and the bleed valve exhausts upstream fluids enabling static pressure transmitters, switches or gauges to be removed without disturbing the permanent piping installation
Block valve is located on the left side and the bleed valve is located on top in a 90° orientation, venting is to the right
100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
200002/200402 series hard seat valves have 10,000 psi pressure rating at 200° F
210002/210402 series soft seat valves have 6,000 psi pressure rating at 200º F
210002/210402 series valves also feature a replaceable Delrin® seat, and straight through porting for bidirectional, high capacity flow and easy roddable cleaning
PCTFE or PEEK soft seat optional
Blow-out proof stem provides a secondary stem seal in the full open position
All stems are 316 stainless steel
Stem and bonnet 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)