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Xi'an ZZ Top Oil Tools Co.,Ltd is one of the top level internal pressure operated circulating valve manufacturers and suppliers, with professional factory, we are able to produce API and oilfield ipo circulating valve, well testing ipo circulating valve, dst internal pressure operated circulating vavle, welcome to contact us.
Briefly Introduce:
The IPO/Internal Pressure operated circulating valve allows circulation through the work string before trip-out and serves as a drain during trip-out. It can be run in cased holes or open holes and maintains a full bore through the tool.
The IPO circulating valve is used in the following situations:
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.
Features
*Requires no string manipulation to operate tool.
*Permits passage of wire line tools through full opening bore.
Specification
|
Size/in |
OD/ mm |
ID/ mm |
Working pressure / Mpa |
Service environment |
Working temperature |
Connection |
|
3 7/8” |
98.5 |
45 |
70 105 |
Mud, Crude Oil, Natural gas with H2S and acid |
--29oC ~ +204oC |
EUE IF CAS |
|
5" |
127.5 |
57 |
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