Lock Open Tester Valve
Xi'an ZZ Top Oil Tools Co.,Ltd is one of the top level lock open tester valve manufacturers and suppliers,Website:, with professional factory, we are able to produce API and oilfield dst tester valve, select tester valve, well testing tester valve, welcome to contact us.
Briefly Introduce:
The Lock Open Tester Valve is a full opening, annulus pressure operated controlled ball valve and is designed to allow multiple cycles during cased hole testing and perforating operations.
This tool has the capabilities of taking multiple downhole closures where pipe manipulation is restricted and a full opening string is desired.
The tester valve - select tester valve is composed of four basic sections; ball valve section, upper hydraulic section, nitrogen section and the metering section.
Features
• Incorporates advanced materials and processes providing a unique metal-to-metal seal for exceptional gas-holding capabilities
• Has undergone extensive five-day qualification testing at 400°F and 15,000 psi including a 16,500 psi burst and collapse test
• Maximizes flexibility during well kill operations since the Tester valve can be operated with the packer unset
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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