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The Kelly Splash Valve
The Kelly splash-proof valve is a necessary tool preventing fluid flowing from Kelly to drill floor and keeping the operating environment from being contaminated by fluid when making a connection or Kelly is taken out of hole and discharged off.
Technical specifications and parameters:
|
O.D. |
Length |
Thread Conn.(in) |
Spring Load (KN) |
Pressure to |
Bar moving |
|||
|
Top |
Down |
Min |
Max |
Limit |
||||
|
165 |
570 |
4 1/2"IF Box |
4 1/2"Pin |
1 |
2.2 |
2.5 |
1 |
30 |
|
203 |
790 |
5 1/2"FH Box |
5 1/2"Pin |
1 |
2.2 |
2.78 |
1 |
30 |
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