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Several processes for testing the quality of anticorrosive spiral steel pipes

2023-12-18 15:06:03

The quality requirements of anti-corrosion spiral steel pipes are very important in the production process, because it will be related to the safe use of anti-corrosion spiral steel pipes in the later...

The seamless steel tube fully annealed and incompletely annealed

2023-12-18 15:06:04

Heat treatment method of seamless steel pipe (eg:ASTM A53): complete annealing and incomplete annealingThe effect of complete annealing①Refine the grain②Eliminate Widmanstatten organization and band s...

How to control the quality of large-diameter steel pipes?

2023-12-18 15:06:05

In the production process of large-diameter steel pipes, since the primary processing is performed in a hot state, the heating operation is a very important process that determines the quality of the ...

How to check whether the fluid seamless pipe is qualified?

2023-12-18 15:06:06

Detecting whether the quality of fluid seamless pipes (eg: ASTM A106 GR.B) meets the standard mainly includes the following methods.1. Detect the chemical composition of fluid seamless pipesDetect the...

Advantage of ms pipe

2023-12-18 15:06:07

Detecting whether the quality of fluid seamless pipes (eg: ASTM A106 GR.B) meets the standard mainly includes the following methods.1. Detect the chemical composition of fluid seamless pipesDetect the...

Quality control items in the welding of longitudinally welded pipes

2023-12-18 15:06:07

Only by controlling the quality of longitudinally welded pipes can production operations be carried out safely, which is also an inevitable element to ensure the personal safety of operators. The appl...

The manufacturing process of high frequency straight seam steel pipe

2023-12-18 15:06:08

The high frequency straight seam steel pipe(eg:ERW steel pipe) is based on the principle of electromagnetic induction and the skin effect, proximity effect and eddy current heating effect of the AC ch...

Common problems in the welding operation of stainless welded steel pipe

2023-12-18 15:06:09

Quality control is a necessary way to ensure the quality of stainless welded steel pipes, and raw material inspection is a very important step in the quality control of stainless welded steel pipes.Th...

Production process of forged pipe fittings

2023-12-18 15:06:10

Forged pipe fittings are a product with good mechanical properties in flange products. Its raw material is generally a pipe blank, which is then cut and then continuously beaten to eliminate defects s...

Research Progress of Steel Tube Thickness Measurement Technology

2023-12-18 15:06:11

1. Choice of thickness measurement methodThere are many classification methods of thickness measurement technology. According to the different measurement methods, they are divided into contact and no...

What are the general problems in the welding area of spiral welded pipes?

2023-12-18 15:06:12

Defects that are easy to produce in the submerged arc welding zone are pores, hot cracks, and undercuts.1. Bubbles. Bubbles mostly occur in the center of the weld bead. The main reason is that hydroge...

Anticorrosion of buried steel pipes in urban sewage

2023-12-18 15:06:13

Most of the water pipelines in urban sewage treatment projects are buried steel pipelines. The corrosion problem is a major problem in sewage treatment projects. The quality and life of buried water p...

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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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Tel : 86-21-68415567

E-mail: info@pipesl.com

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

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