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Petrozhr
Main business area：China、South America、Africa、The Middle East、Central Asia
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IBOP
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Sichuan China. Kuwait
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Inside BOP Valve is a kind of check valve with large pressure drop, tapered plug of valve, reduces cutting action of the mud on the seat, to ensure that the correct closed position. Inside BOP Valve connected with drill string can protect swivel, hose and stand pipe. It also can be used before high pressure pump, prevent high pressure blowout. A dedicated release tool keeps the valve normally open and allows reverse flow to pass. This dedicated release tool pre-installed in the valve and the assembly prepared on the drilling platform, for quick installed on the drill string when the first signal appears from the well.
ZHR95
OD(mm) 95 (3-3/4)
ID(mm) 35 (1-3/8)
Connection API NC26
Working Pressure MPa(psi)35-70(5000-10000)
ZHR111
OD(mm) 111(4-3/8)
ID(mm) 35 (1-3/8)
Connection API NC31
Working Pressure MPa(psi)35-70(5000-10000)
ZHR121
OD(mm) 120.7 (4-3/4)
ID(mm) 45 (1-25/32)
Connection API NC38
Working Pressure MPa(psi)35-70(5000-10000)
ZHR178
OD(mm) 178 (7)
ID(mm) 57.2 (2-1/4)
Connection API HT55
Working Pressure MPa(psi)35-70(5000-10000)
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