Isolation Valves

ISO valve_01

In-line Repairable Isolation Valves
For DCU Service

DeltaValve’s isolation valves are reliable, low maintenance, tight shut-off isolation valves, designed for high temperatures and harsh applications. The throttling version is capable of operating continuously in the partially open (throttled) position while isolating the body internals from the process. Steam purge requirements for our isolation valves are extremely low. The innovative valve design provides practical and efficient in-line maintenance of all internal components without removing the valve body from the line.

Key Advantages
  • Proven technology
  • Low maintenance
  • Tight shut-off
  • Steam purged
  • In-line maintenance
  • Reliable design
Physical/Technical Attributes

GV850 Isolation Valve

Design ASME B16.32
Construction Cast
Metallurgy SA217 GrC12, C5, WC9, WCC, WCB
Seat Style Dual live-loaded, metal
Actuation Hydraulic or electric
Shut-off Double block and purge with 100% verifiable positive isolation
Positive Lockout Removable lock-out pin
End Connection ANSI B16.10 300#, 600#, 900# RF, RTJ
Valve Size 6 - 36 inch
Purge Media Steam
Function On/off, throttling

Application Photos