DRILL STEM LOWER KELLY VALVE
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS7155780
| Definition | A <DRILL STEM LOWER KELLY VALVE> is a <DRILL STEM SUB> that includes a valve and is used between the the kelly and the drill pipe. |
| ISO number | 4975 |
| Note | This part is interchangeable with a kelly saver sub. |
| RDS number | RDS7155780 |
| Source | Piping |