Non return valves are essential devices that allow a liquid to flow through them in one direction but completely prevents its movement in the opposite direction into the drill string.

F.G.S. Drill sells a wide dimensional range of non return valves. On specific customer request, F.G.S. Drill manufactures non return valves subs or rods.

Non return valves specification guide

 

 

Bit and Shank Sizes

 

 


 

 

 

 

 

 

 

 

 

 

DRILL PIPE NON RETURN VALVE SUBS

API Regular Threads – Box or Pin

 

 

API Full Hole – Box or Pin

 

API IF Internal Flush – Box or Pin

 

 

Dimensional Data

 

 

 

 

 

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    Phone Number

    (+39) 080-53 11 111

    Email

    info@fgsdrill.it

    Address

    Via dei Gerani, 36 - Modugno (BARI)