RockySea Petro Sucker Rod CouplingThe sucker rod couplings are used for connecting sucker rods, polished rods and sinker bars. Material of the couplings is high quality carbon steel or alloy steel, which are conform to and exceed the requirements of intl standards.Description According to surface of suck rod couplings, they can be divided into sucker rod couplings with smooth surface and sucker rod couplings with wrench square.Sucker rod couplings with wrench square.Sucker rod couplings with sm

RockySea Petro Choke ValveThe strictest quality standards on Choke valve25 years Choke valve manufacturing experienceFull support on your customised requirementRockySea Petro Petro manufactures Choke valve in China. We have our own factory of Choke valve. RockySea Petro Petro provide the high quality and competitive price on Choke valve for you. Contact us now for Choke valve quotation.Description The choke valve is a type of control valve which is designed to accurately control the flow rate of the wellhead

‌RockySea Petro Casing Stop RingDatasheetUseWhen using the top thread stop ring, the following steps should be followed.1. When using the fixed screw type, first insert the sleeve, then insert the screw and use a hammer to strike.2. The conventional stop ring should be inserted into the sleeve first, and then the screw should be tightened with a wrench.3. Snap on the locking ring, directly attach the locking ring to the sleeve, lock it with a pin, and then tap in the screw.TypeThe stop rings of

‌RockySea Petro Cement HeadData sheetAdvantageRockySea Petro has extensive experience in manufacturing Cementing head, and our products have the following advantages.1. The main body is made of thick walled seamless pipes, which are high-pressure resistant and have a long service life.2. Equipped with quick fitting joints, it is easy to connect on site and can be connected to API long round buckles/short round buckles/trapezoidal buckles, with a wide range of applications.3. The dual indicator structur

‌RockySea Petro Gate ValveThe wellhead and christmas tree has carried out rigorous tests, such as magnetic particle, ultrasonic, pressure test and and so on.Do the pressure analysis to pressured and forced parts with 3D software to check the strength of wellhead and christmas tree.RockySea Petro designs various types of oil wellhead according to the International standard.RockySea Petro Petro manufactures Gate valve in China. We have our own factory of Gate valve. RockySea Petro Petro provide the high quality and competi