Company News

• 2025-06-30

  Advantages and disadvantages of 304 stainless steel butt welding flanges

  Stainless steel welded flange, also known as high neck flange, differs from other flanges in that it has a prominent high neck. With the increase of height, the wall thickness of the protruding high neck will gradually be the same as the thickness and diameter of the pipe wall to be connected, which can increase the strength of the flange. 304 stainless steel welded flange is mainly used for pipeline connection in scenes with great environmental changes, such as high temperature, high pressure and low temperature pipelines. In pipeline engineering, stainless steel flange is mainly used for pipeline connection, which has the functions of connecting pipelines, maintaining pipeline sealing performance, and facilitating the replacement and disassembly of a pipeline to check the pipeline situation.

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• 2025-06-30

  Characteristics of 316 stainless steel pipe

  Grade 316 stainless steel is an austenitic form of stainless steel that has a molybdenum content of 2-3%. The added molybdenum makes the metal more resistant to pitting and corrosion and improves resistance to exposure to high temperatures. This grade of stainless steel is particularly effective when used in acidic environments. Using this metal, you can prevent corrosion caused by acetic acid, hydrochloric acid, and other forms of acid.

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• 2025-06-27

  How to clean stainless steel elbows?

  When the stainless steel elbow is rusted, a special cleaning agent is usually used to clean the rust spots. And it should be cleaned more often in daily use. If there is dust on the surface of the stainless steel elbow or stains that are easy to remove, it is recommended to clean it with warm water or weak detergent or even soapy water. If there is a film such as a trademark on the surface of the stainless steel elbow, it can also be cleaned with a weak detergent, but it needs to be cleaned and wiped dry with clean water.

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• 2025-06-27

  What Is Mild Steel Hollow Section?

  Mild steel hollow sections are hollow structural materials made from low-carbon steel containing less than 0.25% carbon. They offer advantages such as lightweight construction (up to 30% weight reduction compared to solid steel), high strength, excellent weldability, and cost-efficiency. These properties make them widely used across multiple industries—particularly in construction (accounting for 40% of total usage), automotive manufacturing (18%), and mechanical engineering.

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• 2025-06-26

  ASTM A252 LSAW Steel Pipe for Structural Piling Projects

  The production process of LSAW steel pipe is flexible, and it can produce any specifications and wall thickness within the product range. The production efficiency is lower than that of high-frequency straight seam welded steel pipe SSAW steel pipe. The biggest advantage of LSAW pipe is that it can produce high-frequency steel pipe, spiral steel pipe, and even specifications and models that seamless steel pipe cannot produce. The production cost of straight seam submerged arc welded pipe is higher than that of high-frequency steel pipe and spiral steel pipe, but there is a large price discount space compared with seamless steel pipe. Its standards include ASTM A252, API 5L, GB/T3091, EN10219, EN10210, EN10217, etc. Today we focus on ASTM A252 LSAW steel pipe.

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• 2025-06-26

  What Is Schedule 40 Pipe Used For?

  Schedule 40 pipe is widely used in plumbing, construction, irrigation, and industrial applications. It offers strength, corrosion resistance, and compatibility with a wide range of systems. Whether made from PVC, carbon steel, or stainless steel, Schedule 40 pipe provides a versatile solution for fluid transport, drainage, and structural support.

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• 2025-06-25

  What are the anti-rust measures for drill pipe?

  Drill pipes are widely used in mining, geological drilling, oil and gas exploration, and other related industries. As a crucial component of the drill string, they play a pivotal role in the drilling process. The quality of the drill pipes, along with proper maintenance and upkeep, significantly affects field performance, the likelihood of drilling tool failures, and overall construction costs. In this article, we will introduce effective anti-rust measures for drill pipes.

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• 2025-06-25

  How to Select the Best API Tubing Pup Joint

  As oil and gas drilling operations continue to evolve in complexity and precision, choosing the right tubing pup joint has become a critical aspect of well design and completion. Pup joints, though small in length, play a pivotal role in ensuring the proper spacing and structural integrity of the tubing string. This press release provides practical guidance for engineers, procurement teams, and field operators on how to choose a suitable tubing pup joint that meets both operational and regulatory demands.

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• 2025-06-24

  Comprehensive analysis of ASTM A53 Grade B seamless pipe

  ASTM A53 Grade B seamless steel pipe is a material widely used in industry and construction. It has excellent mechanical properties and corrosion resistance, so it has been widely used in many fields such as fluid transportation, structural support and mechanical parts manufacturing. This article will give a detailed introduction to the production process, performance characteristics, application fields and market prospects of ASTM A53 Grade B seamless steel pipe.

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• 2025-06-24

  How to Choose the Right Boiler Tube

  Recently, the third 750MW unit of the Bellary Thermal Power Station (BTPS) in India was forced to shut down for three days due to boiler tube leakage and other technical problems. This incident not only impacted the local power supply, but also once again aroused the industry's high attention to the selection and quality of boiler tubes. As a key component in thermal equipment, the performance of boiler tubes directly determines the stability and safety of equipment operation. So, in the face of a wide variety of boiler tube products, how should users scientifically select and avoid potential risks?

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• 2025-06-23

  What is insulated steel pipe?

  Insulated steel pipe is a pipe used to transport liquids and gases while maintaining a stable temperature inside the pipe. It is usually composed of a steel pipe and internal insulation materials, which can prevent the temperature of the liquid or gas in the pipe from changing during transportation due to the influence of the external environment. Insulated steel pipes can be used in heating, refrigeration, chemical industry, petroleum and other fields, which can effectively reduce energy consumption and environmental pollution.

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• 2025-06-23

  ASTM A252 Piling Pipe Specifications

  On June 6, 2025, the World Steel Association released the "World Steel Statistics 2025". It mentioned the top 50 crude steel production list of the world's steel companies in 2024. The top ten crude steel production rankings of China's steel industry were also released.

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