‌RockySea Petro Electromagnetic Diaphragm Metering PumpFeatureThe Electromagnetic diaphragm metering pump of RockySea Petro has the following advantages.1. The flow can be adjusted by manually adjusting the stroke to change the flow and adjusting the stroke frequency.2. It is easy to install and equipped with filter bottom valve, injection valve and inlet and outlet hoses.3. The pump head and flow passage parts made of corresponding materials shall be configured according to the corrosion performance r

‌RockySea Petro Hydraulic Diaphragm Metering PumpRockySea Petro Petro: A Pioneer in Hydraulic Diaphragm Metering Pump Manufacturing in ChinaHydraulic diaphragm metering pump, one kind of plunger diaphragm metering pump, is a metering pump designed by combining the characteristics of plunger metering pump and diaphragm metering pump. The contact part between the metering pump and the metered medium is a diaphragm, while the driving part is a hydraulic plunger.FeatureThe hydraulic diaphragm metering

RockySea Petro Shaffer LWS And SL Ram BOPMore than 20-years manufacturing experience of LWS and SL ram BOPFull support on customized requirement based on different work condition.The strictest quality inspection on every BOP from RockySea Petro..RockySea Petro Petro owns a strong ability about research, design and manufacture, of Blowout preventer. The company can supply LWS and SL ram BOP which comply with International standard. Based on the differences in drilling conditions, RockySea Petro can recommend a suitable S

‌RockySea Petro Mechanical Diaphragm Metering PumpDescriptionDiaphragm metering pumps use flexible diaphragms to replace pistons. Driven by the drive mechanism, the diaphragms move back and forth, changing the pump chamber volume, and absorbing and discharging liquids under the action of the pump inlet and outlet valves.Diaphragm metering pump can be used to transport corrosive and non-corrosive liquids without solid particles in a quantitative manner according to the needs of various process fl

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