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Why use nitrogen gas when welding stainless steel pipes

2023-12-18 15:07:46

Stainless steel welded pipe is a relatively common material in production, and it is also of great help to life. Nitrogen is often used in stainless steel welded pipe welding. Many people are wonderin...

Cold working process of seamless pipes

2023-12-18 15:07:47

The cold working of black steel seamless pipe includes cold rolling, cold drawing, cold tension reducing and spinning, etc. It is the main method for producing precision thin-walled and high-strength ...

What skills are there when welding pipes

2023-12-18 15:07:48

Welded pipe refers to a steel pipe or steel plate that is bent and deformed into a round, square or other shape and then welded into a seam on the surface. The blanks for welded pipes are steel sheets...

Bending calculation of black steel seamless pipe

2023-12-18 15:07:49

Black steel seamless pipe is a steel pipe that is perforated from a whole round steel and has no welds on the surface. Bending degree means that the steel pipe is curved in the length direction, and i...

Avoid safety issues during heat treatment of black steel seamless pipes

2023-12-18 15:07:50

Nowadays, the heat treatment processing technology of black steel seamless pipes is widely used, and all walks of life are involved in it. For the processed products, its quality is controlled by the ...

Technical Inspection of ssaw steel pipe

2023-12-18 15:07:50

The ssaw steel pipe adopts the advanced double-sided submerged arc welding process. When welding, it should be ensured that the weld bead has no impurities, no misalignment, and no welding defects suc...

How to remove scale on stainless steel seamless pipe

2023-12-18 15:07:51

I believe everyone is familiar with stainless steel seamless pipes. Stainless steel seamless pipe is a long strip of steel with a hollow section and no joints around it. It is a kind of steel pipe tha...

External factors affecting the compressive strength of seamless pipes

2023-12-18 15:07:53

CS seamless pipe is a long steel pipe with a hollow section and no joints around it. The compressive strength of the seamless pipe refers to the limit of the seamless pipe when it is produced, that is...

Methods of extending the service life of welded pipes

2023-12-18 15:07:54

We choose the welded pipe because of its corrosion resistance and long service life, but will the welded pipe have a long service life? This is not necessarily the case. Only by understanding the perf...

Belt and road impact on steel industry

2023-12-18 15:07:54

Cangzhou shenlong believes that China’s era of rapid economic growth has gone forever, which makes the steel industry has experienced the middle adjustment pains of low growth in the past five years, ...

Difference between HFW and DSAW

2023-12-18 15:07:55

The difference between double submerged arc welding(dsaw) and high-frequency difference(hfw) is mainly manifested in the appearance of the weld appearance, Double submerged arc welding steel pipe appe...

Analysis on the weld defects on the low carbon steel pipeline

2023-12-18 15:07:56

Encountered hole problems are very common in the welding process, welding materials drying, corrosion of the base metal and welding consumables, welding process is not stable enough oil and impurities...

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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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