Product Description

Integral Heavy Weight Drill Pipe is made from AISI ***5H alloy steel.acc. to API Spec.7 and SY/T***4. It is formed by hot forged and fully heat-treated. There is wear resistance hard banding on tool joints connections and central upset. The types of hard banding include Arnco **0xt and **0xt. All threads are phosphated, copperized or cold worked. All connections are equipped with pressed steel thread protectors. All threads are machined with CNC lathes-double-shouldered and special threads.