API Casing
a: Buttress casing is available with regular, special clearance couplings or special clearance couplings with special bevel.
P= Plain end; S= Short round thread; L= Long round thread; B= Buttress thread.
API Tubing
Our company can provide various specifications of screw drill tools suitable for wellbores ranging from 17/8" to 26".
Advanced drill pipe production lines can transfer the welding parameters to the best position to ensure the quality of welding zone;
As an important part of drill string, drill collar can supply the drill bit and increase the rigidity of drill string
Seamless Line Pipe for Onshore & Offshore/Subsea Service
kevin@tjmingtian.com
***
123456
