Full BIDIRECTIONAL – Full ΔP
Design features
Solid one-piece high torque durable stem. Tight stem-to-ball directional engagement, ensures relief hole alignment. Strict materials and manufacturing tolerances control.
Efficient heat transfer
Narrow space between extension ID and stem OD allows the stem seal to remain at an ambient temperature.
No trapped cavity
Self-pressure-relief sealing for bidirectional full pressure service.
Flexible bonnet installation angle
Up to 45° from vertical for 12” bonnet (per BS6364 guidelines). Up to 15° from vertical 6” bonnet (not BS6364 compliant).
Double isolation / double block and bleed designs available upon request
Clean assembly and packing