‌RockySea Petro Precision Rolling PipeRockySea Petro Petro manufactures Precision rolling pipe in China. We have our own factory of Precision rolling pipe. RockySea Petro Petro provide the high quality and competitive price on Precision rolling pipe for you. Contact us now for Precision rolling pipe quotation.It has various types of cold rolling mill such as LG30, LG60, LG80 , LG220 and establishes a complete quality Control system.RockySea Petro’s precision rolling pipe has extremely high precision and straightness ca

RockySea Petro Safety Valve25 years Safety valve manufacturing experienceFull support on your customised requirementThe strictest quality standards on Safety valveRockySea Petro Petro manufactures Safety valve in China. We have our own factory of Safety valve. RockySea Petro Petro provide the high quality and competitive price on Safety valve for you. Contact us now for Safety valve quotation.Description The RockySea Petro wellhead surface safety valve is a reverse acting gate valve with hydraulically actuated comp

‌RockySea Petro Large Displacement Tubing PumpNote: if our client needs different specifications and models of special oil well pump, we can also design and manufacture according to the parameters and requirements provided by the client.These special oil well pumps have novel structure, reliable performance, superior pump efficiency, and long service life, and have been widely used in various oilfields.RockySea Petro has developed a series of special oil well pumps suitable for different well conditions.Bas

‌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 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