| After-sales Service: | Yes |
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| Warranty: | 1 Year |
| Standard: | AISI |
| Material: | Alloy Steel |
| Transport Package: | Plywood Case |
| Specification: | 5-1/2"-1-1/2" |
| Customization: |
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Product Explanation:Kelly Valve also named Kelly Cock/Drill Pipe Safety Valve allowing free passage of drilling fluid without pressure loss. The valve can be used as a dill pipe safety valve or upper Kelly valve to control blowout pressures, or as a lower Kelly Valve to prevent loss of drilling fluid when the Kelly is disconnected. It has a pressure rating of 5,000psi or 10,000psi or 15,000psi
Kelly Valve is an effective manually operated ball type valve for the drill stem. It located within the drill string that allow for free-passage of drilling fluid without pressure loss and are specifically designed for effective control of blow outs and/or mud loss control. The kelly valve is divided into upper kelly cock valve and lower kelly cock valve. The upper kelly cock is connected between lower end of swivel and upper end of kelly; the lower kelly valve is connected between lower end of kelly saver sub. The kelly valve can be opened on or closed off by only turning the special operating wrench at 90° according to indicating direction. During drilling operation, both upper and lower Kelly cocks should be connected to prevent accident during drilling operation.
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The specifications and main parameters
Product types and specifications:
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For more information, you can contact me :
Contact person : Alisa Ma
Looking forward to cooperating with you!
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