Company News

• 2024-06-14

  Advantages of the new pup joints

  Oil casing pipes are important pipelines that transport crude oil and natural gas from oil and gas layers to the surface after drilling. In this process, the oil casing pipe needs to withstand considerable pressure. Therefore, as an important accessory for connecting oil casing pipes, the performance of the pup joint directly affects the service life and work efficiency of the oil casing pipe. This article introduces a new type of convenient double-headed oil casing pipe pup joint for oil fields to solve many problems of traditional oil pipe pup joints, such as inconvenient to take, easy to scratch, slow flow rate and impurity blockage.

  More Details

• 2024-06-14

  Common specifications of drill pipe

  Oil drill pipe is a key tool commonly used in oil and gas exploration and drilling operations. It consists of multiple sections of drill pipe, and its main function is to transport the drill bit and drilling fluid to the bottom of the well and bring rock samples back to the surface. Some drill pipes are made of seamless steel pipes through secondary processing. The inner diameter size of the drill pipe is crucial to the safety and efficiency of drilling operations. The following is a detailed introduction to common drill pipe specifications and their applications:

  More Details

• 2024-06-13

  Precautions for producing flanges

  Flanges are important connecting parts used in pipeline systems. They belong to pipe fittings like elbows, valves, and tees. Flanges are mainly used to connect pipelines, shafts, and equipment. They are used in conjunction with gaskets and bolts to achieve a sealed connection between fixed pipelines and rotating or reciprocating equipment. This connection method is very common in various industrial applications. However, there are some inevitable problems in the production process of flanges, which may affect the quality and performance of the flanges, thereby affecting the safety and efficiency of the entire pipeline system. This article will introduce in detail some problems that flanges are prone to in production and their solutions.

  More Details

• 2024-06-13

  Advantages of screen casing sand control technology

  In recent years, with the rapid development of the petroleum and mining industries, the maturity of oil well drilling technology in desert areas, the increased efforts in the mid- and late-stage development of oil fields, the rise of large-scale offshore oil production, and the vigorous development of geothermal wells, brine wells, and deep water wells, the demand for screen casing consumption has continued to increase. The traditional drilling and production process of drilling, casing pipe, and blasting and perforating can no longer adapt to complex terrain. Due to the need for modern drilling and production technology with high efficiency and high recovery rate, screen casings have been widely promoted and used in underground liquid drilling and production in the mining industry.

  More Details

• 2024-06-12

  What are the uses of casing pipes?

  As the core industry of global energy supply, the production process of the oil and gas industry is highly dependent on various special equipment and materials. Among them, oil casing pipe is used in the drilling, mining and maintenance of oil and gas wells. Oil casing pipe is a steel pipe used to support the well wall of oil and gas wells to ensure the normal operation of the entire oil well during the drilling process and after completion. Each well uses several layers of casing pipe according to different drilling depths and geological conditions. After the casing pipe is lowered into the well, cement is used for cementing. Unlike oil tubing and drill pipes, it cannot be reused and is a disposable consumable material.

  More Details

• 2024-06-12

  Drill collar connection design

  Drill collar connection is a vital part of oil and gas drilling operations. The drill collar is connected to the drill bit at the bottom and the drill pipe at the top. The drill collar is located at the bottom of the drill string and is the main component of the lower drill string assembly. Its performance and reliability are directly related to the success or failure of the entire drilling project. This article will discuss the characteristics of drill collar connection in detail, covering API connection standards, phosphate coating treatment, stress relief function, cold rolling treatment, slide and elevator grooves, cleaning and covering specifications, as well as clamping pressure and calibration, and explain how these characteristics work together to improve the performance and durability of drill collar connections.

  More Details

• 2024-06-11

  Common knowledge about piling pipe

  In coastal and inland alluvial plain areas, the soil is often a very thick (50-60m deep) soft soil layer. When the upper structure load is large, this type of foundation often cannot be directly used as a bearing layer, and the low-com pressibility bearing layer is very deep. When using general pile foundations, a pile hammer with a large impact force must be used when sinking piles. It will be difficult to adapt to conventional reinforced concrete and prestressed concrete piles. For this reason, steel pipe piles are often used to reinforce the foundation. Therefore, pile pipes have been widely used in various countries.

  More Details

• 2024-06-11

  Will leakage occur if the pup Joint is damaged?

  Leakage accidents are one of the most common accidents in the oil industry, among which pup joint leakage accidents are also common. Some people worry whether all pup joints are prone to leakage accidents, so are oil casing pup joints prone to leakage accidents? According to various deeds, the cause of pup joint damage and leakage is generally due to aging, crack enlargement, and damage of high-pressure pipelines. When the casing short-circuit is damaged, high-pressure oil and gas will leak out of the casing and tubing, causing serious environmental pollution and personal injury accidents. The following will introduce some causes of pup joint accidents and solutions.

  More Details

• 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.

  More Details

• 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.

  More Details

• 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.

  More Details

• 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.

  More Details