Company News

• 2024-06-07

  Heat treatment of rectangular tubes

  As an important part of metal processing, heat treatment has a decisive influence on the performance and quality of rectangular tubes.

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• 2024-06-07

  Seamless steel pipe in the automotive field

  With the rapid development of the automobile industry, seamless steel pipes are used as materials for automobile manufacturing. Their quality and performance play a role in the safety, comfort and durability of automobiles. Seamless steel pipes have hollow cross-sections and are widely used in pipelines for conveying fluids, such as pipelines for conveying oil, natural gas, coal gas, water and certain solid materials. There are many types of seamless steel pipes for automobiles, including those used for automobile drive shafts, mufflers, condensers, exhaust, steering shafts, thrust pipes and shock absorber oil storage pipes. Most of them can use seamless steel pipes. Seamless steel pipes used to manufacture automobile half-axle sleeves and drive axle housing shaft tubes are hot-rolled with high-quality carbon structural steel and alloy structural steel according to standard GB3088-82. In fact, there is still a lot of demand for the use of seamless steel pipes in the automotive field.

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• 2024-06-06

  How to improve the service life of oil drill pipe?

  In oil drilling operations, drill pipes and drill collars are crucial components. Drill pipes are mainly used to transmit torque and drilling pressure, and to transport drilling fluid. Oil drill pipes are key components of drilling machinery, and are mainly used to transmit torque and drilling pressure, transport drilling fluid, replace drill bits, and handle accidents. However, drill pipes are also one of the most easily damaged components. This article analyzes the main causes of drill pipe damage and proposes a series of effective use and maintenance methods to extend the service life of drill pipes and prevent drill pipe accidents.

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• 2024-06-06

  Purpose and application areas of screen casings

  Screen casings are important equipment in the fields of oil and gas extraction, water supply, environmental protection, etc., with a wide range of applications and important functions. Screen casings can be made of a variety of materials, including seamless steel pipes and welded steel pipes. The specific choice depends on factors such as application requirements, environmental conditions, and economic efficiency. This article will introduce in detail the structure, characteristics, and applications of screen pipes in different fields.

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• 2024-06-05

  How to choose the right piling pipe?

  Piling pipes are widely used in foundation reinforcement and supporting structures in engineering construction. Choosing the right piling pipe is crucial to the stability and safety of the project. Common types of piling pipes include SSAW steel pipes, LSAW steel pipes and SSAW steel pipes. However, for consumers, how to choose the right piling pipe is a complex and important task. Choosing the right piling pipe is crucial to the stability and safety of the project. The following details these piling pipe types and their characteristics to help you better choose the piling pipe that suits your needs.

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• 2024-06-05

  The difference between SSAW steel pipe and seamless steel pipe

  In recent years, steel pipes have played a vital role in the fields of construction, petrochemicals, machinery manufacturing, etc. There are many types of steel pipes, among which spiral submerged arc welded steel pipes (SSAW steel pipes) and seamless steel pipes are two common and widely used types of steel pipes. Although they have similar functions in some aspects, there are significant differences in manufacturing processes, physical properties, and application areas. This article will discuss in detail the differences between SSAW steel pipes and seamless steel pipes so that readers can better understand these two types of steel pipes and their applicable scenarios.

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• 2024-06-04

  What is an elbow?

  Elbows, flanges, and tees are all common pipe fittings in daily life. Elbows are a type of pipe connector that is usually used to change the direction of a pipe. It consists of a curved section of pipe that allows the fluid to change its flow direction in the pipe. Elbows are widely used in pipeline systems in industrial, construction, and civil fields to transport various liquids, gases, and solid particles. Elbows are generally made of metal or plastic materials and have good corrosion resistance and pressure resistance. Metal elbows are usually made of iron, steel, stainless steel and other materials, and are suitable for the transportation of high temperature, high pressure, and corrosive media. Plastic elbows are often used in pipeline systems with low pressure, low temperature, and non-corrosive media.

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• 2024-06-04

  Application of slotted casing in water conservancy projects

  Water conservancy projects are of great significance to the development of human civilization. In today's global water resources are increasingly scarce, water conservancy projects have become a key area for protecting and managing water resources. Their construction and maintenance are essential for agricultural, industrial and domestic water use. Slotted casings and screen casings were originally important tools for sand control in the development of oil and gas. However, as the development of slotted casing products becomes more and more mature, and as the corresponding application technology becomes more and more perfect, some slotted casings have also been used in the development of water wells and other water conservancy projects.

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• 2024-06-03

  Drill collar types and process characteristics

  The drill collar is an important tool in drilling operations. It forms drilling pressure through its own weight to provide the necessary downward force during the drilling process. However, since the drilling pressure is mainly formed by the weight of the drill string, the compressive stress at the lower part of the drill string is relatively large. During the drilling process, the drilling pressure value is usually greater than the critical value of the compression rod stability of the drill string, which makes the compressed part of the lower part of the drill string easy to bend under the action of its own weight. The bent drill string will cause alternating stress when rotating, which will lead to fatigue damage of the drill string. In order to reduce the degree of fatigue damage, it is necessary to reduce the bending stress, which requires shortening the length of the compressed section as much as possible and increasing its rigidity. Based on this, the compressed part of the lower end of the drill string does not use a drill rod but a drill collar.

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• 2024-06-03

  Importance of coating protection for casing and tubing

  At present, major oil fields have entered the "three highs" period, namely high water content, high corrosion and high accident rate. This trend has brought severe challenges, especially the frequent accidents of downhole tools due to severe corrosive media. Therefore, it is particularly important to improve the performance of casing and tubing in downhole service. In order to extend the service life of casing and tubing, the selection of economical and applicable coatings has become the top priority of the oil special pipe coating industry. casing and tubing play a vital role in oil and gas drilling projects. They not only need to withstand extreme pressure and temperature, but also must resist corrosion and wear. Not only casing and tubing need coating protection, but also drill pipes and drill collars. In order to extend the service life of casing and tubing and improve their performance, coating technology came into being.

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• 2024-05-31

  The difference between LSAW steel pipe and seamless steel pipe

  In daily life and industrial production, the types of steel pipes we often come into contact with are mainly seamless steel pipes, LSAW steel pipes and SSAW steel pipes. For professionals and consumers, it is very important to understand the differences between these steel pipes. This article will take you to learn in detail the main differences between LSAW steel pipes and seamless steel pipes, helping you make a more informed choice in practical applications.

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• 2024-05-31

  How do flanges and pup joint work together?

  In modern industrial and engineering applications, tubing pup joints and casing pup joints are indispensable and important components in pup joint systems. They play a vital role in the fields of oil, natural gas, and chemical industry. This article will introduce in detail the types, functions, and applications of tubing pup joints in pipe connections, especially the specific methods and advantages of using pup joints with flanges.

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