Heavy Weight Drill Pipe (short for HWDP) is an intermediate weight drill stem component which is used in conjunction with the drill pipe and drill collars.Jiangsu Elite is available in standard, spiral and non-magnetic designs. In some applications, heavy-weight also can be used instead of the drill collars.
Jiangsu Elite HWDP has been approved by the API certification which is made from one-piece 4145H modified quenched and tempered steel. It designed for tough drilling environments in vertical and directional wells; for vertical wells, Jiangsu Elite HWDP is a transition member; for directional holes it is a weight member and provides additional stiffness to prevent buckling.
                                   Heavy Weight Drill Pipe/T6T I加重钻杆

• Product Schematic Oiagram 产品示意图
• Heavy Weight Orill Pipe List 整体加重钻杆列表