All brand new black carbon steel seamless pipes threaded long round threading from both sides with machine fixed coupling from one side not less than 200mm length, the pipes from both ends to be protected by thread protectors.
Specification according to API 5L grade B sch.40.
Threading according to API 5l (8 threads per inch) long round threading tapered 3/4″/foot based on pipe diameter.
Coupling: seamless of the same material of pipes (8TPI) long round threading in the length of 200mm. The machine fixed from one side of the pipe.
|Size||WT(SCH40)||Length End of pipe to Hand tight plane L1(mm)||Length Effective Thread
|Total length End of pipe to vanish point L4(mm)||Number per inch||Minimum length, full Crest Threads from end of pipe LC(mm)||End of pipe to Center of Coupling, Power-Tight Make-Up J(mm)||Length