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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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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) : 1000

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) : 1017

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) : 1013

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) : 1106

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...

Cooling form and construction introduction of large diameter steel pipe

Cooling form and construction introduction of large diameter steel pipe

Keywords :Cooling form and construction introduction of large diameter steel pipe        Update : 2023-02-16        View(s) : 945

Cooling form of large diameter steel pipe : Large-diameter steel pipes are steel pipes with an outer diameter of 1000MM or more. Large-diameter seamless steel pipes are made of steel ingots or solid tube blanks that are perforated into capillaries, and then hot-rolled, cold-rolled, or cold-draw...

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