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Personne àcontacter Ms. Anna
West Diming, Mudanjiang, Heilongjiang
Integral Heavy Weight Drill Pip The wall thickness of heavy weight drill pipe is between drill pipe and drill collar, its structure is simliar with drill pipe. It is made from premium alloyed steel. Its both tool joints and middle upset are welded hardbands. Technical parameters meet with API Spec**1 Standard. Thechnical specifications and parameters Size O.D. I.D. Tool Joint O.D. Tool Joint I.D. Thread type ***** diameter Central upset dia. Min drift dia.size 3 1/2 3 1/2 2 1/4 4 3/4 (4 7/8, 5) 2 1/4 NC*8 3 7/8 4 2 2 1/*6 2 1/*6 2 *3/*6 4 4 2 1/2 5 1/4 2 1/2 NC*0 4 3/*6 4 1/2 2 1/4 2 9/*6 2 9/*6 2 5/*6 4 1/2 4 1/2 2 *1/*6 6 1/4 2 *1/*6 NC*6 4 *1/*6 5 2 *7/*6 2 3/4 2 3/4 2 1/2 2 *3/*6 2 *3/*6 2 9/*6 5 5 3 6 5/8 3 NC *0 5 1/8 5 1/2 2 3/4 5 1/2 5 1/2 3 1/4 7 (7 1/4, 7 1/2) 3 1/4 5 1/2FH 5 *1/*6 6 3 3 3/8 3 3/8 3 1/8 3 7/8 3 7/8 3 5/8 4 4 3 3/4 6 5/8 6 5/8 4 8 (8 1/4, 8 1/2) 4 6 5/8FH 6 *5/*6 7 1/8 3 3/4 4 1/2 4 1/2 4 1/4 5 5 4 3/4 Standard: ALL SIZES, 5", *1 /2", *1/2" Productivity: ****0 Trademark: TIANHE
