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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

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Surface treatment and processing methods of thick-walled steel pipes

Surface treatment and processing methods of thick-walled steel pipes

Keywords :Surface treatment and processing methods of thick-walled steel pipes        Update : 2023-05-04        View(s) : 319

To improve the service life of oil and gas pipelines, surface treatment is usually carried out to facilitate the firm combination of thick-walled steel pipes and anti-corrosion layers. Common treatment methods are: cleaning, tool de-rusting, pickling, spray shot blasting, and de-rusting. 1. Pic...

Process characteristics of spiral steel pipe

Process characteristics of spiral steel pipe

Keywords :Process characteristics of spiral steel pipe        Update : 2023-04-27        View(s) : 235

Spiral steel pipes are mainly used in water supply engineering, the petrochemical industry, the chemical industry, the electric power industry, agricultural irrigation, and urban construction. They are 20 key products developed. Used for liquid transportation: water supply and drainage. For gas ...

Quality inspection method of spiral steel pipe

Quality inspection method of spiral steel pipe

Keywords :Quality inspection method of spiral steel pipe        Update : 2023-04-25        View(s) : 1

The quality inspection method for spiral steel pipe is as follows: 1 Judging from the surface, that is, in visual inspection. Visual inspection of welded joints is a simple procedure with various inspection methods and is an important part of finished product inspection, mainly to find weld...

What are the advantages of 304 stainless steel pipe fittings

What are the advantages of 304 stainless steel pipe fittings

Keywords :What are the advantages of 304 stainless steel pipe fittings        Update : 2023-04-24        View(s) : 298

①Advantages of material performance: As the name suggests, the thin-walled 304 stainless steel pipe is made of stainless steel. The strength of stainless steel is 3 times that of copper pipes, and 8-10 times that of PPR pipes. It can withstand the impact of high-speed water flow at 30 meters per...

Identification method of fake and inferior steel pipes

Identification method of fake and inferior steel pipes

Keywords :Identification method of fake and inferior steel pipes        Update : 2023-04-21        View(s) : 1

1. Fake and inferior thick-walled steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of thick-walled steel pipes, and this defect often runs through the longitudinal direction of the entire product. The reason for the folding is that the fake and inferior manu...

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