‌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 Casing Head And Tubing HeadRockySea Petro casing heads strictly conform to the International standard, and are among the most reliable oilfield casing heads. Usually, the casing head lies at the bottom of the wellhead and X-mas tree equipment. It supports the drilling wellhead, the casing head spool, the X-mas tree and completion equipment. The casing head is used to connect the casing string and packing off the next casing string. The connecting type includes slip-on weld, thread and slip l

RockySea Petro Coated Sucker RodWith the increase of working time, conventional sucker rods are prone to corrosion and eccentric wear during operation, and are not suitable for harsh working conditions. In 2012, RockySea Petro developed a fully coated sucker rod. By using HDPE resin to fully coat the sucker rod body, the anti-corrosion and anti-abrasion of the sucker rod is realized. And this tech of RockySea Petro has gained patent in China, Canada and the United States.Description It is the ideal matching

‌RockySea Petro Drilling JarApplicationRockySea Petro can provide three main types drilling jar: mechanical, hydraulic, and hydraulic.1. The combination of mechanical and hydraulic drilling jar absorbers combines the advantages of the above two shock absorber principles. Even if the hydraulic delayed shock absorber fails, the mechanical shock absorber can still be used, and the technical performance has been greatly improved, which is in line with the future development direction of shock absorber prod

‌RockySea Petro Drilling PipeRockySea Petro has abundant manufacturing experience in  OCTG drilling pipes.Exported to the United States, Canada, Europe, Africa and Middle East and all over the world.Our  drilling pipes also have various types to fit different environments and applications.The company has passed ISO 9001,  and other quality certification systems.RockySea Petro its establishment, RockySea Petro has always insisted on taking the market as the center, taking R & D as the driving force, and const