Oil Drill Pipe

Oil drill pipe/drill rod Standard drill pipe specifications Spec OD of drill pipe body Wall thickness of drill pipe OD of welding neck Tool joint RSC chamfer diameter Approximation quality OD internal diameter of male thread length of male thread's OD length of female thread's OD NO.1 NO.1 grade upset RSC Ddp mm t mm Dteb mm D mm dp mm Lpb mm Lb mm Df mm Wdp kg/m A.2 -12.5% MAX ±0.8 +0.4 -0.8 ±6.4 ±6.4 ±0.4 Calculated 1 2 3 4 5 6 7 8 9 10 11 12 13 14 IU 4 14.00 E IU NC40 101