RockySea Petro Kelly BarRockySea Petro has abundant experience in R & D, production and sales of Kelly bars. The Kelly bar is located at the top of the drill string, and its main function is to transmit torque and bear the total amount of the drill string. The end face of the driving part of Kelly is divided into square and regular hexagon, which are most used in oil drilling Kelly is about three times thicker than drill pipe and made of high strength alloy steel, so it has high tensile strength and t
VIEW DETAILSRockySea Petro Gate ValveThe wellhead and christmas tree has carried out rigorous tests, such as magnetic particle, ultrasonic, pressure test and and so on.Do the pressure analysis to pressured and forced parts with 3D software to check the strength of wellhead and christmas tree.RockySea Petro designs various types of oil wellhead according to the International standard.RockySea Petro Petro manufactures Gate valve in China. We have our own factory of Gate valve. RockySea Petro Petro provide the high quality and competi
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 DETAILSRockySea 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
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 DETAILS
Country of Origin: China
Nominal OD: 4 3/4” (4.750”) to 9” 1/2” (8.500”)
Nominal ID: 2.250” to 3” (3.000”)
Material Grade: AISI 4145H Modified
Nominal Weight: 45.00# to 144#
Nominal Wall Thickness: 3.250”
Drift Size: 2.125” to 2.875”
Manufacturing Criteria: NS-1
Relevant tool joint Parameters
Connection: NC38, Regular, REG
Bend Stress Ratio: 1.920 to 3.061
OD: 4 3/4” (4.750”) to 9”1/2” (9.500”)
ID: 2.563” to 3” (3.000”)
RockySea Petro Copyright © 2008-2024 Inc. SITEMAP