DST Mult - Cycle Circulating Valve 3 7/8" x 15000 psi working pressure

Model: 3 7/8" Circulating valve
Place of Origin: Shaanxi,China (Mainland)
Usage: Drill stem testing
Type: Mult - cycle circulating valve
working pressure: 15000 psi
service: standard
standard: NACE MR0175
Material: Alloy Steel
Size: 3 7/8"
Operate: Annulus pressue operated
Brand: Techcore
Structure type: Halliburton type
Special Groups: DST Multi-circulating valve
DST OMNI valve
Multi Cycle Circulating Valve
Multicycle Circulating Valves


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Product Description

Payment & Shipping Terms Supply Capacity
Unit Price:1.0 USDProduction Capacity:5 pcs/month
Trade Term:FOB,CFR,EXWPacking:polywood case
Payment Terms:L/C, D/A, T/TDelivery Date:7 days
Min. Order:1 Piece/Pieces
Means of Transport:Ocean, Air, Land

DST Mult - Cycle Circulating Valve 3 7/8" x 15000 psi working pressure

Cased Hole OMNI Valve Multi Cycle Circulating Valve for Drill Stem Testing Valve


Structure of mult - cycle cirulating valve / OMNI valve


The mult cycle circulating valve is the recloseable circulating valve operated by annulus pressure. The tools is named OMNI circulating valve in Halliburton. The mult-cycle circulating valve is composed with  a nitrogen section, an oil system, a circulating valve, and a ball valve.

* The Nitrogen section consists of the Top Adapter, nitrogen filler body, nitrogen mandrel, nitrogen

  case, piston, nitrogen plug, nitrogen filler plug etc.

* Oil system is composed of the power nipple, check valve assemblies, locking connector, rotating

  mandrel, ratchet, Steel Balls, operating Mandrel, oil chamber case, floating Piston etc.

* Circulating valve sections is comprised of the sealing Nipple, circulating case ,circulating Nipple,

  circulating mandrel, seal rings etc.

* The ball valve section is comprised of the spring fingers, the upper seat holder, the lower seat holders,

   the operating pins, the ball valve assemblies ,lower adapter, etc


Specification of 3 7/8"  mult - cycle cirulating valve



3 7/8"







Working pressure


Ball valve Open Differential pressure


Ball valve top and bottom differential pressure


Number of Ports



H2S,NACE MR0175(>175oF)

Working temperature


Connection thread


About ZZ TOP Oil Tools

ZZ Top Oil Tools Co.,Ltd, was established in 2012, with the professional technical team and international business team, ZZ TOP alway insist on providing cost-effective oilfield equipment and timely service to our customers, and unitl now ZZ TOP invested in two sub-factories to expand the better service, one factory is for Drill stem testing tools and downhole tools, the other one is for wellhead equipment according to API 6A &16A specification.

As one group, ZZ TOP provides the clients highly efficient & expertized service as well as more comprehensive products to meet the customers' requirements during the work, and insists on "Traceability, Serialization" for each tools and related parts.



Category: Multicycle Circulating Valve/DST OMNI valve

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