Heavy Weight Drill Pipe

Date: 17 Aug 2009
Heavy weight drill pipes we produce are integral. Materials are from AISI 4145H modified drill collar material.Hardbanding on  both end and center of the body increases abrasion resistence and extend service life.
Heavy weight drill pipe is developed to provide a gradual transition from  drill collars to the relatively light weight drill pipe. It can reduce fatigue damage to the drill pipes.
Heavy weight drill pipe is intended primarily for directional drilling.It improves directional control by reducing torque and drag.
Differenct sizes of Heavy weight drill pipe is 3 1/2", 4", 4 1/2", 5", 5 1/2" etc.
Contact information:
Henan Shenlong Petroleum Drilling Tools Co., Ltd
Technology and Industrial Garden, Jiyuan City, Henan Province, P.R.China[454650]
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