API 5DP Drill Pipe

OAK provides a complete line of drill string products, including a full range of friction welded drill pipes

 in nominal sizes from 2 - 3/8 ″ to  6 - 5/8 ″ and in a wide range of wall thicknesses. 

OAK drill pipe adopts a strict quality control regimen to ensure total quality control from initial material 

qualification, in-process inspection to final out- going quality inspection. 

We ensure that each joint of drill pipe meets your needs for reliability, durability and performance.

Table of Common Drill Pipe Specification and Size Configuration