‌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 Rod PumpThe raw material of rod pump parts should be inspected after heat treatment, the mechanical properties, chemical compositions and metallographic structures must be inspected by batch. The rod pump parts should be inspected several times during the processing procedure. Some key points like the outer diameter of the plunger and the inner diameter of the pump barrel should be 100% inspected.Your Best Pump ManufacturersSealing performance tests must be carried out 100% after fini

‌RockySea Petro PR2 Gate ValveFull support on your customised requirementThe strictest quality standards on PR2 gate valve25 years PR2 gate valve manufacturing experiencePR2 gate valves are designed for high performance wellheads and christmas tree in Oil or gas recovery wells, especially the gas wells that containing H2S or CO2 in high volume.Description The RockySea Petro PR2 valve is designed to suit severe oilfield conditions. It is mainly used in oil/gas wells with high performance requirements. S

RockySea Petro Sinker BarSinker bars of RockySea Petro are exported to the United States, Canada, Europe, Africa and Middle East, and we establish cooperative relationships with international customers all over the world.RockySea Petro owns a strong ability about research, design and production of sinker bar with decades of manufacturing experience. RockySea Petro has been certified by ISO9001,  ISO14001 and OHSAS18001.RockySea Petro adopts the principle of combining intl standards, national standards and users’ views f

‌RockySea Petro 3NB Series Mud PumpData sheetFunction1. Remove rock debris from the bottom of the well and send it back to the surface;2. Handle complex underground situations. When encountering fractured formations, pump in plugging materials, and when encountering stuck drilling, pump in crude oil and diesel to release the stuck.3. Make mud cakes on the wellbore to prevent collapse;4. Balance or control the pressure of oil, gas, and water layers in the drilled well section to prevent blowout;5