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Choose the size of the outer diameter 34 steel pipe to meet the needs
In the steel industry, steel pipes are widely used in construction, machinery manufacturing, petroleum, chemical industry, and other fields as a common structural material. As a common specification, steel pipes with an outer diameter of 34 have a wide range of applications. 1. Characteristics of...Read more -
The purpose of preheating the spiral steel pipe before welding
Important components of alloy steel and thick parts must be preheated before welding. The purpose of preheating before welding is as follows: (1) Preheating can slow down the cooling rate after welding, allowing hydrogen to diffuse and escape in the weld metal, avoiding cracking caused by hydroge...Read more -
Implementation standards and technological progress of straight seam steel pipes
Welded steel pipes, also known as welded pipes, are steel pipes made by welding steel plates or steel strips after curling and forming. The production process of welded steel pipes is simple, the production efficiency is high, the varieties and specifications are many, and the equipment investmen...Read more -
How to solve the deformation problem of spiral seam submerged arc welded steel pipe
The spiral seam submerged arc welded steel pipe is rotated and drilled and begins to enter the soft formation. Under the action of the three-cone wheel, the drill bit first produces elastic shear deformation of the formation and then is removed under the pressure of the three-cone wheel. In the s...Read more -
What are the connection methods of seamless steel pipes
1. Compression type: insert the pipe into the pipe mouth of the pipe fitting, tighten it with a nut, and use spiral force to compress the sleeve of the pipe mouth through the sealing ring to seal and complete the connection of the pipe. 2. Welding type: process the groove at the end of the pipe, ...Read more -
Brief Analysis of Steel Pipe Processing Methods
Steel Pipe Processing and Furnace Loading: 1. During the heat treatment process, workpieces that are easily deformed should be heated on a special fixture 2. The workpiece should be placed in the effective heating zone Preheating: 1. For workpieces with complex shapes or sharp changes in cross-se...Read more -
Analysis and measures of the causes of color difference defects of hot-dip galvanized strip steel
Hot-dip galvanized strip steel is a high-performance, high-value-added product produced by cold rolling-annealing-galvanizing with hot-rolled coils as raw materials. Hot-dip galvanized products play an immeasurable and irreplaceable role in reducing corrosion and prolonging the life of steel, sav...Read more -
What should I do if the 316L thick-walled stainless steel pipe is corroded
Because the 316L thick-walled stainless steel pipe is corrosion-resistant, impact-resistant, and high-temperature resistant, it is often used in medicine, chemical industry, food, light industry, chemical machinery, industrial pipelines, and mechanical parts. Of course, thick-walled pipes are als...Read more -
Standard Specifications for Steel Pipe Rust Removal To protect the health of the pipeline and extend its service life
Steel pipes are indispensable materials in modern construction and engineering, but over time, steel pipes will be affected by rust, affecting their performance and life. Therefore, rust removal is essential. The following are standard specifications and methods for steel pipe rust removal: 1. Un...Read more -
Specifications and uses of industrial DN550 steel pipes
As an important building material, steel pipes are widely used in all walks of life. Among them, DN550 steel pipes, as steel pipes of a specific specification, have unique characteristics and a wide range of uses. First, the specifications and characteristics of DN550 steel pipes The specificatio...Read more -
Acid-resistant seamless steel pipe is a magical anti-corrosion weapon
In today’s wave of industrial development, acid-resistant seamless steel pipe plays an indispensable role. This special steel pipe can not only resist the erosion of an acidic environment but also has seamless characteristics, ensuring the stable transportation of pipelines. Let’s tak...Read more -
National standard wall thickness specification for stainless steel pipes
In modern construction, engineering, and manufacturing, stainless steel pipes are widely used, and their quality is directly related to the safety and durability of the project. As an important standard to ensure the quality of stainless steel pipes, the national standard wall thickness specifica...Read more
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