20# Steel Casing Thread Pipe Hoops ISO Thread Ends

 Steel Casing Thread Pipe Hoops

The process of our hollow threaded pipe includiing cutting, threading, heat treatment, welding and painting. Size from 5" to 18". The hardness of threading part could be 45/47 Rockwell C, so the life time of pipe could be double.

Steel Casing Thread Pipe Hoops

Casing tube it's a kind of hole we do inside the ground, and this hole must be lined with seamless steel pipe.sometimes we have holes with 40 meter deepest, and our maximum length of seamless steel pipe it's 3 meters long, so, to get 40 meters deepest we need to join the pipes through threads at their extremities.

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