Alloy Steel Well Testing Tools Oil Well Drilling Tools OMNI Circulating Valve

Brand Name:Techcore
Certification:ISO, BV
Model Number:OMNI 515005
Minimum Order Quantity:1 set
Delivery Time:30-45 days
Place of Origin:CHINA
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Alloy Steel Well Testing Tools Oil Well Drilling Tools OMNI Circulating Valve


Introudction of DST OMNI Valve


The DST OMNI Circualting Valve is a sort of annulus pressure operated and reclosable circulating valve. Throughout the pressure operation, the OMNI Circulating Valve is repeatedly cycled up to a predetermined annulus pressure and then released.

The OMNI Circulating valve consists of four sections including nitrogen section, oil system, circulating valve, and ball valve, the structure and function is the similar with Halliburtun type.

The nitrogen section of the OMNI Circulating Valve contains the nitrogen gas that counter balances the hydrostatic and annulus pressures.The amount of nitrogen in the OMNI Circulating Valve depends on well hydrostatic and oil well temperature. This information must be known to properly prepare before the OMNI Circualting valve is run into the well.


Features and Benefits of the DST OMNI Valve


* The OMNI Valve permits passage of wireline tools through its full-opening bore
* This kind of circulating valve requires no pipe rotation to operate

* The OMNI Valve allows the pressure testing and fluid circulatiion in the oil well testing service.

* The OMNI Valve is a Multi-cycle circulating valve, and allows unlimited number of pressure cycles


Operation of the DST OMNI Valve


When the OMNI Circulating Valve is in the well test position, we can do the flow test in the oil well. In this test position, the circulating ports of the OMNI Valve are closed and the ball valve is opened. When the downhole drills stem test is closed, the OMNI valve is in the well test position during flow and shut in period, and the workstring can be pressure-tested in the blank position as the ball valve closes before the cicualting valve opens. When the circulating ports of the OMNI valve are open and the ball valve is closed, the fluid in the oil well can be pumped in either direction through the tool in the circulating position.


Technical parameter of DST OMNI Valve

NoSpecification5”
1OD127.5mm
2ID57mm
3Length6555mm
4Working pressure105Mpa
5Ball valve Open Differential pressure35Mpa
6Ball valve top and bottom differential pressure70Mpa
7Internal Pressure strength146Mpa
8External pressure strength136Mpa
9Tensile strength2034KN
10Torque strength31.6KN.m
11Circulating Flow area2280mm2
12ServiceH2S,NACE MR0175(>175oF)
13Working temperature-29℃~+204℃
14Connection thread3 7/8″CAS.B×P or 3 1/2″IF.B×P


Well Testing Drill Stem Testing Tools OMNI Circualting Valve 5" -15000psi

China Alloy Steel Well Testing Tools Oil Well Drilling Tools OMNI Circulating Valve supplier

Alloy Steel Well Testing Tools Oil Well Drilling Tools OMNI Circulating Valve

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