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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

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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) : 522

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) : 526

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) : 516

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...

Causes of slag inclusions in the production of anti-corrosion spiral steel pipes

Causes of slag inclusions in the production of anti-corrosion spiral steel pipes

Keywords :Causes of slag inclusions in the production of anti-corrosion spiral steel pipes        Update : 2023-03-31        View(s) : 1032

Anti-corrosion spiral steel pipe is made of low-carbon structural steel rolled into a tube blank according to the relative helix angle, and then the pipe seams are welded together. It is also called spiral steel pipe or spiral welded pipe. Anti-corrosion spiral steel pipe manufacturers will prod...

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