E-mail: info@pipesl.com
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

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...
Industry News

Characteristics of sizing of high frequency straight seam welded pipe

2023-12-18 15:14:14
ERW steel pipe sizing refers to the use of special pass rolls to roll welded pipes to adjust round or special-shaped pipes with irregular sizes and shapes to finished pipes with regular shapes and siz...
Industry News

Forming method of straight seam steel pipe

2023-12-18 15:14:15
The forming methods of straight seam steel pipes include UOE forming method, roll forming method (CFE), CE forming, etc. For most forming methods, the last process is to re-expand the full-length diam...
Industry News

Further development of seamless steel tube rolling process

2023-12-18 15:14:16
From the perspective of seamless steel pipe(a53 seamless pipe) rolling technology, the following two points have formed restrictions on the further development of FFM rolling technology :(1) Since the...
Industry News
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About Us

Cangzhou Shenlong Pipe Manufacturing Co., Ltd. is a company& supplier& manufacturer& factory specialized in the production, processing and sales of various steel pipes, such as seamless pipe, welded pipe, straight seam steel pipe, spiral welded steel pipe, hot galvanized steel pipe, coating steel pipe, stainless steel pipe, and pipe fittings, the production base is located in Cangzhou.

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As a professional steel pipe manufacturer, we can provide First-Class Quality & Professional Technical Services ! Welcome to contact us ! 

Tel : 86-21-68415567

E-mail: info@pipesl.com

Add :10A6, No526, Laoshan Rd, Pudong New District, Shanghai, China

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