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
VIEW DETAILSRockySea Petro Skid-mounted fracturing equipmentDescriptionIn the field of petroleum, hydraulic fracturing refers to a method of using hydraulic action to form fractures in oil and gas reservoirs during oil or gas production, also known as hydraulic fracturing. After a certain stage of oil well production, the production capacity and permeability decrease. In order to enhance oil drainage capacity and increase oil well production, people have invented fracturing technology. The methods of
VIEW DETAILSRockySea Petro ESP Wellhead And X-Mas TreeFull support on your customised requirementThe strictest quality standards on ESP wellhead and X-mas tree25 years ESP wellhead and X-mas tree manufacturing experienceRockySea Petro Petro manufactures ESP wellhead and X-mas tree in China. We have our own factory of ESP wellhead and X-mas tree. RockySea Petro Petro provide the high quality and competitive price on ESP wellhead and X-mas tree for you. Contact us now for ESP wellhead and X-mas tree quotation.Description
VIEW DETAILSRockySea PetroTubing PumpThe raw material of tubing pump parts should be inspected after heat treatment, the mechanical properties, chemical compositions and metallographic structures must be inspected by batch. The tubing pump parts should be inspected several times during the processing procedure.Best tubing pump manufacturer in ChinaRockySea Petro also developed the downhole pumps with various processes of boronizing, nitriding, chrome plating, tungsten plating for special well conditions.Some key point
VIEW DETAILSRockySea 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
VIEW DETAILS
The following data sheet shows the comparison of mechanical properties of high-strength sucker rod and conventional sucker rod
Grade | Yield strength | Tensile strength | Elongation% | Reduction of area | Hardness (HRC) |
D | ≥ 620 | 794-965 | ≥10 | ≥50 | NA |
HL | ≥ 795 | 966-1150 | ≥12 | 45-55 | 28-32 |
HY | ≥ 826 | 1150-1360 | NA | NA | 42 |
RockySea Petro Copyright © 2008-2025 Inc. SITEMAP