QK Full Opening Safety Valve
QK Full Opening Safety Valve
Description
QK Full Opening Safety Valve Oil Drilling Tools
Full opening safety valve https://www.youlongpetro.com is manual control valve in drill string circulating system Whatsapp+8615972752793 and it is one of the effective tools to prevent blowout in the drilling operation luben@youlongpetro.com https://www.youlongpetro.com,in order to avoid malignant accidents full opening safety valve shall be connected between drill pipes in drilling operation Whatsapp+8615972752793.The special wrench of full opening safety valve rotates 90°switch can be achieved on and off luben@youlongpetro.com https://www.youlongpetro.com.And when need to lift drill pipes or kelly has not be lifted as a precaution Whatsapp+8615972752793,it is better to install fully opening safety valve luben@youlongpetro.com https://www.youlongpetro.com Whatsapp+8615972752793.
| Model | OD mm(inch) | ID mm(inch) | Connection API | Working Pressure MPa(PSI) |
|---|---|---|---|---|
| QK79 | 79.4(3‑1/8) | 20(51/64) | 2‑7/8 HT PAC | 35～105(5,000～15,000) |
| QK89 | 89(3‑1/2) | 30(1‑3/16) | NC26 | 35～105(5,000～15,000) |
| QK111 | 111(4‑3/8) | 40(1‑37/64) | NC31 | 35～105(5,000～15,000)
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| QK121 | 121(4‑3/4) | 50.8(2) | NC38 | 35～105(5,000～15,000) |
| QK127 | 127(5) | 50.8(2) | NC38 | 35～105(5,000～15,000) |
| QK133 | 133.4(5‑1/4) | 50.8(2) | NC40 | 35～105(5,000～15,000)
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| QK159 | 159(6‑1/4) | 71.4(2‑13/16)
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NC46 | 35～105(5,000～15,000) |
| QK165 | 165(6‑1/2) | 71.4(2‑13/16) | NC50 | 35～105(5,000～15,000) |
| QK168 | 168(6‑5/8) | 71.4(2‑13/16) | NC50 | 35～105(5,000～15,000) |
| QK190 | 190(7‑1/2) | 76.2(3) | 5‑1/2FH | 35～105(5,000～15,000) |
| QK235 | 235(9‑1/4) | 108(4‑1/4) | XT54 | 35～105(5,000～15,000) |
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