DST Tools Internal Pressure Operated Circulating Valve 3 7/8" x 10000psi

Model: DST - IPO
Place of Origin: Shaanxi,China (Mainland)
Application: oil well testing
Type: full bore drill stem testing
working pressure: 15000 psi
service: Standard
standard: NACE MR0175
Condition: New
Size: 3 7/8"
Operate: Internal Pressure operated
Oil well type: Cased Hole
Delivery: 30 days
Special Groups: Slim Hole IPO circulating valve
IPO circulating valve
DST Tools
Open Hole DST


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Product Description

Payment & Shipping Terms Supply Capacity
Unit Price:1.0 USDProduction Capacity:8 pcs/month
Trade Term:FOB,CFR,EXWPacking:polywood case
Payment Terms:T/TDelivery Date:15~30 days
Min. Order:1 Piece/Pieces
Means of Transport:Ocean

DST Tools Internal Pressure Operated Circulating Valve 3 7/8" x 10000psi

Slim Hole Drill Stem Testing IPO Circulating Valve


Overview of IPO valve

The IPO valve is a kind of the circulating valve operated by Internal Pressure. The full bore design of Internal Pressure Operated Circulating Valve allows circulation through the work string before trip-out and serves as a drain during trip-out. The IPO circulating vavle can be run in cased holes or open holes and maintains a full bore through the tool.


Application of the IPO circulating valve


When a full opening string is needed.

When redundant backup to annulus pressure operated circulating valves is needed.

When a limited amount of annulus-pump pressure is available to operate annulus pressure tools.


Specification of the 3 7/8"  IPO circulating valve


Tool Size  / in.

OD / in.

ID /in.




Service Tept.




Tensile Rating /lb


Pressure /psi

3 7/8



2 7/8 EUE






We are the professional manufacturer for DST tools for over ten years, and all our engineers are skilled with more than fifteen years, also we can supply the best technical service including training, instruction on the site and so on, should any drill stem testing tools be of interest to you, contact me freely.

The DST we manufacture include:

 Round Mandrel Slip Joint, Tubing String Tester Valve (TST), OMNI Valve(Multi Circulating Valve), Rupture Disk Safety Circulating Valve, Rupture Disk (RD) Sampler, Drain Valve, Select Tester Valve, LPR-N Valve, Gauge Carrier, Hydraulic Circulating Valve, Hydraulic Jar (Big John Jar/ BJ jar),  RTTS safety joint, RTTS Circulating Valve, RTTS Packer, Champ packer, Radial shock absorber, Vertical shock absorber.



Category: Circulating valve DST tools

Related Category: Shock Absorber DST  Full bore safety joint DST  Gauge Carrier DST  Rupture Disc Sampler DST  well testing safety valve 

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