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What is the difference between a welded steel pipe and a welded spiral steel pipe
Welded steel pipe refers to a steel pipe with seams on the surface that is formed by bending steel strips or steel plates into round, square, and other shapes and then welding them. The billet used for welded steel pipes is steel plate or strip steel. Since the 1930s, with the rapid development o...Read more -
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 -
How to detect the weld position of steel pipes
The detection of the weld position of steel pipes is a very important part of welding quality control and can be detected by a variety of methods. The following are some common weld position detection methods for steel pipes: 1. Visual inspection: Conduct a visual inspection of the welds of the s...Read more -
Seamless steel pipe quality objection analysis and preventive measures
Seamless steel pipe quality objection analysis and preventive measures We conduct statistical analysis on the product quality of seamless steel pipes. From the statistical results, we can understand that each manufacturer has processing defects (processing cracks, black leather buckles, internal ...Read more -
11 major energy-saving measures for steel pipe heat treatment processes
First, lower the heating temperature. Generally, the quenching heating temperature of hypereutectoid carbon steel is 30~50℃ above Ac3, and the quenching heating temperature of eutectoid and hypereutectoid carbon steel is 30~50℃ above Ac1. However, research in recent years has confirmed that heati...Read more