E-mail: info@pipesl.com
Industry News

How to solve the magnetic problem of seamless pipe?

2023-12-18 15:13:38
Seamless pipes are generally non-magnetic or very weak, but the presence of magnetism will also affect our failure in use, so for many seamless steel pipe factories, it is still necessary to eliminate...
Industry News

Classification and selection of seamless steel tube blanks

2023-12-18 15:13:39
According to different production methods (or processes), seamless steel pipes can use steel ingots, continuous casting billets, rolling billets, forging or centrifugal casting hollows, etc. as blanks...
Industry News

Factors affecting seamless steel pipe coating

2023-12-18 15:13:40
The factors affecting the coating of seamless steel pipes mainly include the following aspects: The passive film of seamless steel pipes is a thermodynamically suppressed metastable structure, and its...
Industry News

Three production processes of welded pipe

2023-12-18 15:13:41
Steel pipes are generally divided into seamless steel pipes and welded steel pipes according to production methods. This time we mainly introduce welded steel pipes, that is, seam steel pipes. The pro...
Industry News

Seamless steel pipe inspection specification

2023-12-18 15:13:42
There are many things that seamless steel pipes(a53 seamless) need to be tested, especially after they leave the factory, they need to be continuously tested for all links and models of seamless steel...
Industry News

How to prevent weld cracking of high frequency welded pipe?

2023-12-18 15:13:43
In high-frequency longitudinally welded pipes(ERW steel pipe), the manifestations of cracks include long cracks, partial periodic cracks, and irregular intermittent cracks. Some steel pipes have no cr...
Industry News

Causes of transverse cracks in welds of high-frequency welded pipes

2023-12-18 15:13:44
It can be seen from the results of the weld metallographic inspection that there is hardened martensite on the upper and lower surfaces of the high-frequency welded pipe weld. This is because the meta...
Industry News

How to avoid the fracture of straight seam steel pipe?

2023-12-18 15:13:45
Longitudinal seam steel pipe is a kind of steel pipe parallel to the longitudinal direction of the steel pipe. It is generally divided into metric welded steel pipe, welded thin-walled pipe, transform...
Industry News

Causes of pores in seamless steel pipe welding

2023-12-18 15:13:46
The gas dissolved in the high-temperature liquid metal during the welding of seamless steel pipes will escape in the form of bubbles during the cooling process. If the slag viscosity of the seamless s...
Industry News

What are the production processes for seamless steel pipes?

2023-12-18 15:13:48
According to different production processes, seamless steel pipes can be divided into hot-rolled seamless steel pipes, hot-expanded seamless steel pipes, and cold-drawn seamless steel pipes. Four cate...
Industry News

How to reduce the loss of seamless steel pipes?

2023-12-18 15:13:49
The application range of seamless steel pipes(astm a106 steel pipes) is becoming wider and wider. In the whole process of applying seamless steel pipes, how should people keep the level of seamless st...
Industry News

How to reduce welding distortion?

2023-12-18 15:13:50
The following principles can be followed to minimize the occurrence of welding deformation.1. Do not over solderThe more metal filled in the welding point, the greater the deformation force will be ge...
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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