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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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How to choose a suitable storage warehouse for large-diameter steel pipes

How to choose a suitable storage warehouse for large-diameter steel pipes

Keywords :How to choose a suitable storage warehouse for large-diameter steel pipes        Update : 2023-02-23        View(s) : 660

(1) The warehouse should be selected according to geographical conditions. Generally, an ordinary closed warehouse is used, that is, a warehouse with a roof, a wall, tight doors and windows, and a ventilation device; (2) Do not stack together with acid, alkali, salt, cement, and other materials...

Anti-corrosion spiral welded steel pipe technology

Anti-corrosion spiral welded steel pipe technology

Keywords :Anti-corrosion spiral welded steel pipe technology        Update : 2023-02-22        View(s) : 712

Due to the relatively large individual mass of spiral welded steel pipes, they must be stacked outdoors, but it is difficult to avoid being exposed to the sun and rain, so the problem of rust has always plagued the storage time and conditions of spiral welded steel pipes. Steel wire brushes...

Briefly describe the difference between cold-drawn steel pipe and hot-rolled steel pipe

Briefly describe the difference between cold-drawn steel pipe and hot-rolled steel pipe

Keywords :Briefly describe the difference between cold-drawn steel pipe and hot-rolled steel pipe        Update : 2023-02-21        View(s) : 699

The difference between hot working and cold working: hot rolling is hot working, and cold drawing is cold working. The main difference: hot rolling is rolling above the recrystallization temperature, cold rolling is rolling below the recrystallization temperature; cold rolling sometimes has heating,...

Why does precision steel pipe production need pickling

Why does precision steel pipe production need pickling

Keywords :Why does precision steel pipe production need pickling        Update : 2023-02-20        View(s) : 687

The role of pickling passivation in the process of prefabrication, welding, testing, and heat treatment, will make the surface of the steel pipe (carbon steel pipe, carbon copper pipe, stainless steel pipe) accumulate iron oxide, welding slag, grease, and other dirt so that the corrosion resista...

What are the connection methods of seamless steel pipes

What are the connection methods of seamless steel pipes

Keywords :What are the connection methods of seamless steel pipes        Update : 2023-02-17        View(s) : 765

1. Compression type: Insert the pipe into the nozzle of the pipe fitting, fasten it with a nut, and use the screw force to compress the sleeve at the nozzle through the sealing ring, which acts as a seal and completes the connection of the pipe. 2. Welding type: The end of the pipe is processed wi...

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