Product News
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Relevant characteristics and development history of duplex stainless steel pipes
Duplex stainless steel pipe is a type of steel that combines many excellent properties such as excellent corrosion resistance, high strength, and ease of manufacturing and processing. Their physical properties are between austenitic stainless steel and ferritic stainless steel, but closer to ferr...Read more -
Carbon Steel Pipe Diameter Standards are the Importance of Understanding Pipe Sizes
In the steel industry, carbon steel pipe is a common material with a wide range of uses, and the diameter standard of carbon steel pipe is of great significance to engineering design and use. Carbon steel pipe diameter standards refer to the specified range of pipe diameters, usually expressed in...Read more -
Q345B large diameter seamless square steel pipe details
Q345B large-diameter seamless square steel pipe is a long steel product with a hollow section and no seams, which is made of seamless steel pipe as the base material through rolling or cold drawing. Compared with solid steel materials such as round steel, large-diameter seamless square steel pipe...Read more -
What are the precautions for welded steel pipe
1. Cleaning and Preparation: Before you start welding, make sure all materials are clean and free of oil and rust. Remove any paint or coating from the weld area. Use sandpaper or a wire brush to remove the oxide layer from the surface. 2. Use the correct electrode: Choose the appropriate electro...Read more -
How are industrial seamless steel pipes produced
1. The production and manufacturing methods of seamless steel pipes can be divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, extruded pipes, etc. according to different production methods. 1.1. Hot-rolled seamless pipes are generally produced on automatic pipe rolling units. The...Read more -
Comparative analysis of seamless steel pipe and ERW steel pipe
①Outer diameter tolerance Seamless steel pipe: The hot rolling forming process is used, and the sizing is completed at around 8000C. The raw material composition, cooling conditions, and cooling status of the rolls of the steel pipe have a great impact on its outer diameter. Therefore, the outer ...Read more