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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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The difference between the standard specification of spiral steel pipe and precision steel pipe

The difference between the standard specification of spiral steel pipe and precision steel pipe

Keywords :The difference between the standard specification of spiral steel pipe and precision steel pipe        Update : 2023-01-13        View(s) : 1

Spiral steel pipes are mainly used in water supply engineering, the petrochemical industry, the chemical industry, the electric power industry, agricultural irrigation, and urban construction. Spiral steel pipes are 20 key products developed in my country. Used for liquid transportation: water s...

The difference between reinforced 3PE anti-corrosion steel pipe and ordinary 3PE anti-corrosion stee

The difference between reinforced 3PE anti-corrosion steel pipe and ordinary 3PE anti-corrosion stee

Keywords :The difference between reinforced 3PE anti-corrosion steel pipe and ordinary 3PE anti-corrosion stee        Update : 2023-01-11        View(s) : 366

At present, there are two standards for 3PE anti-corrosion steel pipes , namely GB/T 23257-2009 and GB/T 23257-2017. GB/T 23257-2017 is a new standard, implemented in December 2017. The two standards differ mainly in the following ways: 3PE anti-corrosion steel pipe 1. The des...

Quality inspection method of spiral steel pipe

Quality inspection method of spiral steel pipe

Keywords :Quality inspection method of spiral steel pipe        Update : 2023-01-09        View(s) : 1

The quality inspection method for spiral steel pipe is as follows: 1 Judging from the surface, that is, in visual inspection. Visual inspection of welded joints is a simple procedure with various inspection methods and is an important part of finished product inspection, mainly to find welding...

What are the commonly used materials for the outer anti-corrosion layer of steel pipes

What are the commonly used materials for the outer anti-corrosion layer of steel pipes

Keywords :What are the commonly used materials for the outer anti-corrosion layer of steel pipes        Update : 2023-01-05        View(s) : 428

Commonly used steel pipeline corrosion coatings include traditional petroleum asphalt or asphalt enamel, coal tar and coal tar enamel, polyethylene, and polypropylene tapes. From a technical point of view, these anti-corrosion materials can be used for the prefabrication of the anti-corrosion la...

What are the heat treatment methods for spiral steel pipes

What are the heat treatment methods for spiral steel pipes

Keywords :What are the heat treatment methods for spiral steel pipes        Update : 2023-01-03        View(s) : 361

1. Thermomechanical treatment High-temperature thermomechanical treatment can improve the yield ratio and elastic limit of spiral steel pipe . Improve the comprehensive mechanical properties, fatigue properties, and stress relaxation properties of the spiral steel pipe. Reducing the ductile-bri...

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