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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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Causes of rust and corrosion of spiral steel pipes

Causes of rust and corrosion of spiral steel pipes

Keywords :Causes of rust and corrosion of spiral steel pipes        Update : 2023-07-05        View(s) : 752

Because spiral steel pipes are stacked outdoors, and most of them are buried in the ground when they are in use, they are easy to corrode and rust. To ensure the smooth flow of the pipes, spiral steel pipe manufacturers must have strong corrosion resistance. Once the pipeline is corroded, it wil...

Steel pipe pressure processing method

Steel pipe pressure processing method

Keywords :Steel pipe pressure processing method        Update : 2023-07-03        View(s) : 887

Fundamentally speaking, the measures to prevent the formation of pores in the weld are to limit the dissolution or generation of gas in the molten pool and to exclude the gas present in the molten pool. (1) Eliminate gas sources: ①Surface treatment Before welding the steel weldment, the oxide fi...

How to prevent the formation of weld porosity

How to prevent the formation of weld porosity

Keywords :How to prevent the formation of weld porosity        Update : 2023-06-29        View(s) : 807

Fundamentally speaking, the measures to prevent the formation of pores in the weld are to limit the dissolution or generation of gas in the molten pool and to exclude the gas present in the molten pool. (1) Eliminate gas sources: ①Surface treatment Before welding the steel pipe weldment, the...

Anti-corrosion inside the steel pipe

Anti-corrosion inside the steel pipe

Keywords :Anti-corrosion inside the steel pipe        Update : 2023-06-27        View(s) : 784

Steel pipe inner wall anti-corrosion is an anti-corrosion device for the inner wall of the steel pipe welding zone, which is characterized by a sacrificial anode made of lead, magnesium, zinc, or their alloys connected to a terminal made of conductive metal material, the terminal The outer edge ...

Precision-rolled seamless steel pipe

Precision-rolled seamless steel pipe

Keywords :Precision-rolled seamless steel pipe        Update : 2023-06-25        View(s) : 724

The main business is DIN-2391 standard hydraulic seamless steel pipe (GB3639-83), which has been tested and confirmed by the national authority, and all indicators of the steel pipe fully meet the technical standards of German, Japanese, and American seamless steel pipes. Its salient features ar...

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