Adapter
The conversion joint plays the role of conversion and connection of drill string components in oil, gas and geological drilling operations, and is one of the main tools for connecting the upper drilling tool and the lower drilling tool. According to customer requirements, various forms of conversion connections can be provided.
Adapter specifications
| species | name | Upper connection | Lower connector | Type |
|---|---|---|---|---|
| 1 | Square drill pipe adapter | Square drill pipe | Drill pipe | Type A or B |
| 2 | Drill pipe adapter | Drill pipe | Drill pipe | Type A or B |
| 3 | Transition adapter | Drill pipe | Drill Collar | Type A or B |
| 4 | Drill collar adapter | Drill Collar | Drill Collar | Type A or B |
| 5 | Bit adapter | Drill Collar | drill | Type A or B |
| 6 | Faucet adapter | Lower tap connector | Square drill pipe | Type C |
| 7 | Adapter for salvage | Square drill pipe | Drill pipe | Type C |
| Drill pipe | Fishing tools | Type C | ||
| Type A is the same diameter type, type B is the different diameter type, type C is the left-handed type。 | ||||
