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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

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Main Types of Anticorrosion Coatings for Large Diameter Spiral Steel Pipelines

Main Types of Anticorrosion Coatings for Large Diameter Spiral Steel Pipelines

Keywords :Main Types of Anticorrosion Coatings for Large Diameter Spiral Steel Pipelines        Update : 2023-04-14        View(s) : 555

Large-diameter spiral steel pipeline anticorrosion refers to the chemical or electrochemical reaction of the pipeline in the use and transportation of large-diameter spiral steel pipelines due to the influence of the use environment and the conveying medium. To effectively prevent or control the...

What are the heat treatments of stainless steel welded pipes

What are the heat treatments of stainless steel welded pipes

Keywords :What are the heat treatments of stainless steel welded pipes        Update : 2023-04-12        View(s) : 548

During the production process of stainless steel welded pipe , intermediate heat treatment, and finished heat treatment can be carried out. Because a bright surface without oxidation can be obtained, the traditional pickling process is canceled. The use of this heat treatment process not only imp...

How to deal with the sealing method of steel flange leakage

How to deal with the sealing method of steel flange leakage

Keywords :How to deal with the sealing method of steel flange leakage        Update : 2023-04-10        View(s) : 560

1. Leakage location and condition The connecting steel flange bolts on both sides of the DN150 valve body leak. Since the steel flange connection gap is extremely small, it is impossible to inject sealant through the gap to eliminate the leakage. The leakage medium is steam, the temperature of t...

What should be paid attention to when welding galvanized steel pipe

What should be paid attention to when welding galvanized steel pipe

Keywords :What should be paid attention to when welding galvanized steel pipe        Update : 2023-04-06        View(s) : 1

The welding of galvanized steel pipe should pay attention to the following: 1. Galvanized steel pipes with a pipe diameter greater than 100mm should be connected by flanges or ferrule-type special pipe fittings. 2. For the weld between galvanized steel pipe and flange, to ensure the welding ...

Non-standard straight seam welded pipe processing method

Non-standard straight seam welded pipe processing method

Keywords :Non-standard straight seam welded pipe processing method        Update : 2023-04-03        View(s) : 550

There are many processing methods for non-standard straight seam welded pipes . Still, for non-standard straight seam welded pipes, more attention is paid to the strict control of the production process of high-quality and durable non-standard straight seam welded pipes, rather than the non-stand...

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