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API5CT9 58 buttress thread Petroleum coupling
958 N80 Btc Thread Casing coupling (API-5CT OCTG)
4 1/2- 20 K55 Short Thread tubing Coupling
278 NUEK55 couplingsfor threaded tubing pipes in oilfield
API 5CT 2-7/8 EUE THREAD SpecJ55 Couplings
Industry Information
Baoji steel coiled tubing entered the Russian market for the first time
On April 26th, two sets of CT80 steel grades with a wall thickness of 3.4 mm and a length of 3,800 meters and a diameter of 38.1 millimeters and 44.45 millimeters were produced by Baoji Petroleum...
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