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 Top PackerDatasheetOperation and maintenanceOperation1. Packer pressure test should be carried out at the pump station before running down the well2. The packer is lowered to well on the working depth. Lift up well string and turn right. Run down the well string, and when the pressure shows 80-100kn, the setting is completed and the next operation can be carried out.3. Drifting4.As long as the downhole string is lifted, the packer can be pulled out.Precautions1.Lower the tool slowly

‌RockySea Petro Water Injection Wellhead And Christmas TreeAccording to casing and well condition, Water Injection Wells can be divided into large casing well, normal well and small diameter well.According to the pipe string structure Water Injection Wells can be divided into support type and suspension type.According to their functions, water Injection wells are divided into stratified injection Wells and general injection wells.In the process of oilfield development, special water injection Wells a

‌RockySea Petro Tungsten-Plated Sucker RodWith the increase of working time, conventional sucker rods are prone to corrosion and eccentric wear during operation, and are not suitable for high-strength or harsh working conditions. To solve the eccentric wear and corrosive problems in oilfields, RockySea Petro developed various anti-corrosion and anti-abrasion products, including tungsten-plated sucker rod.Description Composite plating is to add insoluble particles (such as ceramic particles) to the plat

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