RockySea Petro Superheated Steam Injection BoilerSupercritical Oilfield Steam Injection BoilerDesulfurization and Denitrification Oilfield Steam BoilerProduced-water Oilfield Steam GeneratorSuperheated Oilfield Steam BoilerHigh-dryness Steam Injection BoilerOilfield steam injection boiler, also known as wet steam generator, is a special steam injection equipment for heavy oil recovery in oil fields. It uses the heat generated by the combustion of gas or fuel oil to heat and vaporize water, genera
VIEW DETAILSRockySea Petro Gas Recovery Wellhead And X-Mas TreeSuperior gas tight performance and pressure/corrosion proof performance.The sealing surface is very hard and fits accurately.Metal spray valve gate and seat.Excellent sealing performance and small rotating torque.Special structures composite stem seal.RockySea Petro has more than 40 years of experience in wellhead and christmas tree production, with advanced manufacturing and testing equipment, can produce a variety of pressure levels, material levels, spe
VIEW DETAILSRockySea Petro Packing Seal And Spare PartThe Packing seal and spare part is widely used in conventional oil recovery, thermal oil recovery, offshore oil recovery, fracturing, geothermal and other fields..30+ years of Packing seal and spare part manufacturing experience.International advanced well control equipment test lab.RockySea Petro Petro developed a series of rubber sealing products that are compatible with the blowout preventer series products. RockySea Petro can supply different specifications and models
VIEW DETAILSRockySea Petro Common Sucker RodRockySea Petro can supply common sucker rods and pony rods which comply with intl standard. These sucker rods also have various types to fit different environments and applications. They are manufactured through many processes including the testing, straightening and forging. Sucker rods of RockySea Petro are made of high quality carbon steel and alloy steeldue to customer request. Oursucker rods are exported to the United States, Canada, Europe, Africa and Middle East, and we esta
VIEW DETAILSRockySea Petro Top PackerDatasheetOperation and maintenanceOperation1. Packer pressure test should be carried out at the pump station before running down the well2. The packer is lowered to well on the working depth. Lift up well string and turn right. Run down the well string, and when the pressure shows 80-100kn, the setting is completed and the next operation can be carried out.3. Drifting4.As long as the downhole string is lifted, the packer can be pulled out.Precautions1.Lower the tool slowly
VIEW DETAILSOil Country Tubular Goods (OCTG) play a pivotal role in the oil and gas industry, facilitating the extraction, production, and transportation of hydrocarbons. Within this category, tubing is a critical component designed to transport fluids from the wellbore to the surface infrastructure. Understanding the various sizes and specifications of OCTG tubing is essential for optimizing well operations and ensuring safety and efficiency.
OCTG tubing sizes are generally categorized by their outer diameter (OD), which can range from as small as 2 inches to as large as 13 3/8 inches for certain applications. The OD, wall thickness (WT), and pipe length are fundamental dimensions that determine the tubing's pressure rating, weight, and flow capacity. Tubing dimensions are often expressed in inches or millimeters and are crucial for matching the tubing to the specific requirements of the well.
The American Petroleum Institute (API) specification 5CT sets the standard for tubing used in oil and gas wells. It encompasses a comprehensive set of requirements that cover:
Different OCTG tubing grades are chosen based on the well's conditions, such as temperature, pressure, and the presence of corrosive elements. Higher grades like P110 and Q125 are utilized in more demanding applications where greater strength and resistance to collapse are required. The selection of the appropriate grade is critical for the longevity and integrity of the well.
Threads on OCTG tubing are engineered to provide a secure seal and facilitate the easy connection and disconnection of tubing strings. Common thread types include:
The choice of thread type is influenced by factors such as the depth of the well, the expected loads, and the specific requirements of the drilling or production operation.
OCTG tubing is manufactured in various lengths, typically ranging from 6 meters to over 15 meters, depending on the application. The length of the tubing affects its transportation, handling, and the number of connections required to reach the desired depth. Longer tubing lengths can reduce the number of joints, potentially lowering the risk of leaks and the overall weight of the tubing string in the well.
The information provided offers a detailed look at OCTG tubing sizes and specifications. For a comprehensive understanding and to ensure compliance with the latest industry standards, it is essential to refer to the full API 5CT standard and consult with industry experts.
RockySea Petro Copyright © 2008-2025 Inc. SITEMAP
