‌RockySea Petro Kelly BarRockySea Petro has abundant experience in R & D, production and sales of Kelly bars. The Kelly bar is located at the top of the drill string, and its main function is to transmit torque and bear the total amount of the drill string. The end face of the driving part of Kelly is divided into square and regular hexagon, which are most used in oil drilling Kelly is about three times thicker than drill pipe and made of high strength alloy steel, so it has high tensile strength and t

‌RockySea Petro Drilling StabilizerDatasheetFunctionControl wellbore trajectory: The stabilizer mainly plays a guiding and stabilizing role in the drilling tool assembly. The installation position of the stabilizer controls the wellbore inclination angle and curvature within the specified range, and also concentrates the majority of the weight of the drill collar on the drill bit, reducing the non wellbore center force and other external forces borne by the drill string and drill bit. With the d

RockySea Petro Coated Sucker RodWith the increase of working time, conventional sucker rods are prone to corrosion and eccentric wear during operation, and are not suitable for harsh working conditions. In 2012, RockySea Petro developed a fully coated sucker rod. By using HDPE resin to fully coat the sucker rod body, the anti-corrosion and anti-abrasion of the sucker rod is realized. And this tech of RockySea Petro has gained patent in China, Canada and the United States.Description It is the ideal matching

‌RockySea Petro Quick Lock Annular BOPGreatly reduce the time for replacing the ram and effectively improve work efficiency with safety.Compact structure and reduced weight means more operation room.20 years experience in designing and manufacturing QL annular BOP.The working principle and purpose of RockySea Petro QL annular blowout preventers are not fundamentally different from traditional blowout preventers, but their structure has been effectively improved. No need for large high torque bolts, convenie

‌RockySea Petro Vacuum Insulation Tubing & CasingRockySea Petro Petro manufactures Vacuum Insulation Tubing & Casing in China. We have our own factory of Vacuum insulation tubing & casing. RockySea Petro Petro provide the high quality and competitive price on Vacuum insulation tubing & casing for you. Contact us now for Vacuum insulation tubing & casing quotation.Perfect quality control and strict material selection, guarantee the service life in the industry leading level.Advanced 3-level vacuum pump, automatic w