Retrievable Drop-In Check Valve
Retrievable Drop-In Check Valve
Description
Retrievable Drop-In Check Valve Oil Drilling Tools
Retrievable drop-in check valve https://www.youlongpetro.com is a type of inside blowout prevention tool for drill string Whatsapp+8615972752793. The valve can be dropped through the drill string bore, set by drilling fluid pressure luben@youlongpetro.com https://www.youlongpetro.com and performs one-way sealing Whatsapp+8615972752793. At the later stage of operation, special fishing tools can be used to retrieve the valve luben@youlongpetro.com https://www.youlongpetro.com, the inner bore of drill string can be restored without tripping out the whole drill string Whatsapp+8615972752793, saving operation time and cost luben@youlongpetro.com https://www.youlongpetro.com. It is suitable for inside blowout prevention of drill string under well kick and overflow conditions during drilling and workover operations Whatsapp+8615972752793 luben@youlongpetro.com https://www.youlongpetro.com.
| Model | OD mm(inch) | ID mm(inch) | Fit Drill Pipe | Working Pressure MPa(PSI) |
|---|---|---|---|---|
| SL86 | 86(3‑3/8) | 25.4(1) | NC26 | 35(5,000) |
| SL105 | 105(4‑1/8) | 41.3(1‑5/8) | NC31 | 35～70(5,000～10,000) |
| SL121 | 121(4‑3/4)
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54(2‑1/8) | NC38 | 35～70(5,000～10,000) |
| SL165 | 165(6‑1/2) | 70(2‑3/4) | NC50 | 35～70(5,000～10,000)
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| SL178 | 178(7) | 70(2‑3/4) | 5‑1/2FH | 35～70(5,000～10,000) |
| SL203 | 203(8) | 71.4(2‑13/16) | 6‑5/8REG | 35～70(5,000～10,000) |
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