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Enter the world of high frequency welded pipe

2023-12-18 15:13:58
The straight seam high frequency welded steel pipe has the characteristics of relatively simple process and fast continuous production. It has a wide range of uses in civil construction, petrochemical...

What kind of material is the anti-corrosion steel pipe made of?

2023-12-18 15:14:00
With the continuous development of pipeline transportation construction, pipelines have been widely used in daily life. When we are walking on the road, we can see all kinds of steel pipes. The applic...

Inspection and Cleaning of Surface Defects of Seamless Steel Tube Billet

2023-12-18 15:14:02
Microstructure of seamless steel tubeFor the production of alloy steel pipes and high-alloy steel pipe billets, in addition to checking the low-magnification structure, the microstructure (high-magnif...

Harm of excessive weld seam height of welded pipe

2023-12-18 15:14:03
With the rapid development of high-quality strip continuous rolling production and the advancement of welding and inspection technology, the quality of welds continues to improve, and there are more a...

How to avoid pitting and pits in seamless pipe production?

2023-12-18 15:14:04
Pitting corrosion and pits are common surface quality problems in seamless pipe(astm a53 pipe) manufacturing. When delivering pits and potholes, if this happens, many seamless steel pipe mills will sa...

Advantages of seamless steel pipe cone roller piercing machine

2023-12-18 15:14:05
The seamless steel pipe cone-roll piercing machine is an ancient piercing process. In the early 1980s, the cone-roll piercing machine with horizontal rolls was revived. Its process has the following a...

Quality inspection method of seamless steel pipe

2023-12-18 15:14:06
Seamless steel pipe(a53 grade b pipe) quality inspection is divided into the following aspects: chemical composition analysis; steel pipe geometric size and shape inspection; seamless pipe steel surfa...

Common defects and prevention of welded pipe

2023-12-18 15:14:07
Defects produced in the actual production of high-frequency welded pipes are sometimes not caused by one cause, but are usually the result of a combination of multiple factors. Welding defects may als...

Elimination of scratches on the surface of welded pipes

2023-12-18 15:14:09
Causes of scratches on the surface of welded pipesThe welded pipe using roll forming requires the strip to be bent into a circle transversely. This is achieved by deforming the strip by a series of ro...

Diameter measuring method of seamless steel pipe

2023-12-18 15:14:10
Seamless steel pipes are perforated from whole round steel, and steel pipes without welds on the surface are called seamless steel pipes. Steel pipe is an important product in the steel industry, with...

Cutting method of seamless steel tube blank

2023-12-18 15:14:11
The cutting methods of seamless steel pipe blanks include gas cutting, shear cutting, press breaking, sawing and so on. At present, methods such as gas cutting, shear cutting and press breaking have b...

Weld treatment of ERW steel pipe

2023-12-18 15:14:13
ERW steel pipe(a53b erw)is based on the principle of electromagnetic induction and the skin effect, proximity effect and eddy current heating effect of the electric charge, so that the steel at the ed...
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