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 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 Polished RodRockySea Petro can supply polished rods which comply with intl standard. They are manufactured through many processes including the testing, straightening and forging. Polished rods are made of high quality carbon steel and alloy steeldue to customer request. Ourpolished rods are exported to the United States, Canada, Europe, Africa and Middle East, and we establish cooperative relationships with international customers all over the world.Description The polished rod is a sp

‌RockySea Petro RM Pumping UnitUsing AutoCAD, Solid Works computer software to design drawings, using virtual prototype technology to simulate and verify strength.RockySea Petro adopt the principle of combining International Standard, National Standard and User’s view to design.RockySea Petro has passed ISO9001, SO14001 and OHSAS18001 certificate.RM pumping unit is designed on the basis of conventional beam pumping unit, which can change the time of up and down stroke of the pumping unit and is suitable for heav

‌RockySea Petro Frac Wellhead And Christmas TreeIn the process of oil recovery, multistage fracturing of horizontal wells is currently the most advanced technology in the world and represents the development direction of oil and gas production technology. Multistage fracturing technology is to strictly control the number, diameter, and phase of perforation in several or more horizontal sections with better reservoir along the horizontal wellbore, according to the physical properties and the character