EBIC Oilfield Equipment heavy weight drill pipe offers a flexible transition between the heavy rigid drill collars and flexible drill pipe.
This transition helps to reduce the number of fatigue failures seen directly above the bottom hole assembly. Another use of heavy weight drill pipe is to add additional weight to the drill bit.
We manufactures heavy weight drill pipe in standard and spiralled from 3-1/2’’ OD up to 6-5/8’’ OD.
Standard heavy weight drill pipe is friction welded. Heavy weight drill pipe in accordance with NS-1 specifications is manufactured from an integral bar of AISI 4137H modified alloy steel.