Geological drill pipe/Non-dig drill pipe/Geological drill rod

Material Selection—With API standard oil drill pipes, dependable performance

With the unique two thick molding technology of pipe joints transition zone steady and smooth, reduce mud through resistance

Domestic initiation one-piece drill pipe, IF heat treatment technology, mechanical properties higher than similar products

Joint screwed have been treated by liquid nitrogen treatment process. Depper layer than traditional phosphating process into the depper, the surface

Contact Details:

Ms.Cathy,

Email:cathyshenpeng@gmail.com

skype:cathyyuan1981

WEE CHAT,WHATS:15963881160