Kelly cock valve
Reference FOB Price
| Model NO.: | Kelly Cock Valve34904 |
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| Manufacure Name: | Mudanjiang Dongxu Machinery Co.,Ltd |
| Customization: | Available Customized Request |
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Key Attributes.
Product Description
The Kelly cock valve, which is a manually operated ball valve run in the I.D.of drill string, is one of effective tool for prevention from blowout. The kelly cock is divided into upper kelly cock valve and lower kelly cock. The upper kelly cock is connected between lower end of swivel and upper end of kelly. The lower kelly cock is connected between upper end of drill pipe and lower end of kelly or connected between lower end of kelly saver subs. The Kelly cock features a simple operation, the Kelly valve can be opened on or closed off by only turning the special operating spanner at 90° according to indicating direction. During drilling operation, the Kelly cock shall be connected at upper end and lower end of Kelly.
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