Company News

• 2025-03-27

  How to Calculate the Weight of a Steel Pipe Pile

  In construction and civil engineering, steel pipe piles are essential materials used in a variety of applications, including foundation pit support, brackets, pier foundations, and drilling platforms. Steel pipe piles are available in a range of specifications, with typical diameters ranging from 220mm to 1200mm and wall thicknesses from 8mm to 20mm. These varying specifications correspond to different application scenarios and load-bearing requirements. An important consideration in the use of steel pipe piles is their weight, which is closely related to their specifications. But how exactly does the weight of steel pipe piles correlate with their specifications? This article aims to explore this correlation and provide a clearer understanding of how these factors influence one another.

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• 2025-03-26

  Stainless Steel VS Carbon Steel Waterproof Well Pipe Casing

  The raw materials of waterproof well pipe casing can also be made of stainless steel 304 or 316. Analysis of common materials of waterproof well pipe casing: Under normal circumstances, the raw materials used in product manufacturing are all Q235 carbon steel, which is the most common raw material. Customers who have a little knowledge of materials are familiar with it, and the difference between carbon steel and cast iron can be roughly seen from the appearance. Therefore, when we buy waterproof well pipe casing, we must not take it lightly and choose it at will. The two most commonly used materials are stainless steel and carbon steel. What is the difference between stainless steel and carbon steel for waterproof well pipe casing? The following editor will share with you the difference between stainless steel and carbon steel for waterproof well pipe casing!

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• 2025-03-26

  API 5CT J55 Pup Joint Technical Specifications

  Pup joints are a type of tubular product used in oil and gas drilling and production operations. They are short lengths of pipe, typically ranging from 2 feet to 10 feet long, used to compensate for length discrepancies when assembling longer sections of drill pipe or casing.The name "pup joint" comes from the fact that these pipes are much shorter than the "parent" joints of drill pipe or casing, which make up the majority of the string. Just like a puppy is much smaller than a full-grown dog, a pup joint is significantly shorter than a standard 30- to 40-foot drill pipe.An API 5CT J55 Pup Joint is a short pipe used in oil and gas drilling to adjust the total length of the tubing string. It is manufactured according to the API 5CT standard and made of J55 steel, which is known for its strength and durability in medium-pressure applications.

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• 2025-03-25

  Schedule 80 Stainless Steel Pipe Dimensions

  Schedule 80 stainless steel pipe is widely used in industrial applications requiring high strength and durability. With thicker walls than Schedule 40 pipe, it is ideal for high-pressure systems and extreme temperatures.

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• 2025-03-25

  ASTM A500 Grade C Pipe Specification

  ASTM A500 is a standard issued by the American Society for Testing and Materials (ASTM) that covers the requirements for cold-formed welded and seamless carbon steel structural pipes. ASTM A500 is an important standard issued by the American Society for Testing and Materials (ASTM) that specifies the chemical composition, mechanical properties, and inspection and packaging requirements of ASTM A500.

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• 2025-03-24

  What are the construction methods of piling pipe?

  Piling pipes, also known as foundation piles, are critical components in deep foundation construction projects, ensuring the stability and safety of buildings, bridges, docks, and other infrastructure. They are used to transfer loads from the superstructure to deeper, more stable soil layers. Understanding the construction methods of piling pipes is essential for ensuring the effectiveness, efficiency, and environmental safety of these crucial structures. In this article, we will explore the different construction methods of piling pipes, providing a detailed guide for both precast and cast-in-place piles.

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• 2025-03-24

  Difference between precision steel pipe and seamless steel pipe

  Precision seamless steel pipe is a kind of high-precision steel pipe after cold rolling or cold drawing; full name: cold-rolled precision seamless steel pipe. Because the inner and outer walls of precision seamless steel pipe have no oxide layer, high pressure without leakage, high precision, high finish, no deformation after cold bending, no cracks after expansion and flattening, etc., it is mainly used to produce pneumatic or hydraulic components, such as cylinders or oil cylinders, which are all made of seamless pipes. The chemical composition of precision seamless steel pipes is carbon C, silicon Si, manganese Mn, sulfur S, phosphorus P, chromium Cr.

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• 2025-03-21

  Important tips for welding galvanized pipes

  Galvanized pipes are steel pipes coated with a layer of zinc to improve their corrosion resistance. According to the different galvanizing methods, galvanized pipes can be divided into hot-dip galvanized pipes and cold-dip galvanized pipes. Hot-dip galvanizing has a thicker layer and stronger corrosion resistance, while cold-dip galvanizing (electrogalvanizing) has a thinner layer and is mostly used in places with lower corrosion protection requirements. Galvanized pipes are widely used in construction, petroleum, chemical industry, agricultural irrigation and other fields, but their welding is more difficult than ordinary carbon steel pipes and requires special attention.

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• 2025-03-21

  The Ultimate Guide to High-Carbon Steel Pipes

  High carbon steel is a type of steel that has a higher carbon content than other steels. Typically, it has a carbon content of 0.60% to 1.5%. This results in a harder and stronger material that is often used for tools and machine parts that require high durability and strength.

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• 2025-03-20

  ASTM A179 Heat Exchanger Seamless Tubes Specs

  ASTM A179 (ASME SA179) is a specification for seamless, cold-drawn, low-carbon steel tubing with outside diameters from 1/8 to 3 inches [3.2 to 76.2 mm] for use in tubular heat exchangers, condensers, and similar heat transfer equipment.

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• 2025-03-20

  OCTG Casing and Tubing Size Chart

  OCTG stands for Oil Country Tubular Goods and covers a range of pipe products that are critical to oil and gas production, especially drilling operations. These products meet API or similar industry standards and include drill pipe, steel casing, tubing, couplings, connections and accessories for use in the onshore and offshore oil industry.

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• 2025-03-19

  How to Identify the Authenticity of Galvanized and Seamless Pipes

  How to distinguish true and false hot-dip galvanized seamless steel pipes with naked eyes?Now there is a so-called hot-dip galvanized fluid pipe on the market, also called de-galvanized seamless pipe, which is actually a processed high-frequency welded pipe. The original weld is planed or ground off with special equipment and then galvanized. Now I will share with you how to identify this type of pipe:

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