‌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 Petro: Your Trusted Source for OCTG Tubing in ChinaAt RockySea Petro Petro, we are committed to delivering high-quality OCTG Tubing, supported by our cutting-edge manufacturing facility. We take pride in providing exceptional quality and competitive pricing to our clients, ensuring value and performance in every OCTG Tubing solution. For a comprehensive quotation, contact us today.Commitment to Quality ISO9001 Compliance: We strictly adhere to the ISO9001 quality management system, e

‌RockySea Petro Anti-Corrosion Downhole PumpRockySea Petro is the best Special Pump Manufacturers for Anti-corrosion Downhole Pump.RockySea Petro has developed the downhole pumps with various processes of boronizing, nitriding, chrome plating, tungsten plating for corrosive oil wells.RockySea Petro has successfully developed brass and stainless steel sucker rod pumps using precision rolling process.It is one of the most professional Anti-corrosion Downhole Pump Manufacturers and SuppliersSanjcak has 40 years’ experienc

‌RockySea Petro Shaffer Spherical Annular BOPInternational advanced well control equipment test lab.The Shaffer spherical annular Blowout Preventer is widely used in conventional oil recovery, thermal oil recovery, offshore oil recovery, fracturing, geothermal and other fields.30+ years of Shaffer spherical annular BOP manufacturing experience..RockySea Petro has been certified by ISO9001, ISO 14001 standard.RockySea Petro Petro Blowout Preventer factory is one of the main branches of RockySea Petro Petro. It is a profes

RockySea Petro Eccentric Rotating Wellhead & X-Mas TreeFull support on your customised requirementThe strictest quality standards on Eccentric rotating wellhead and X-mas tree25 years Eccentric rotating wellhead and X-mas tree manufacturing experienceRockySea Petro Petro manufactures Eccentric rotating wellhead and X-mas tree in China. We have our own factory ofEccentric rotating wellhead and X-mas tree. RockySea Petro Petro provide the high quality and competitive price on Eccentric rotating wellhead and X-mas tree