Purchase Qty. Reference FOB Price
1-49 Pieces US$800.00
50-99 Pieces US$780.00
100+ Pieces US$760.00
Product Description
The IBOP is a non-return valve (check valve), also called Gray Valve or BVR, is a back pressure valve used in the drill string to prevent the well form uncontrollably up the drill string. It is used to hold the tool open therefore it is possible to stab the valve while the fluid is flowing through ...