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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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steel pipes

Disadvantages of magnetic flux leakage detection of steel pipes

Keywords :steel pipes        Update : 2020-04-15        View(s) : 983

1. Only applicable to ferromagnetic materials. Because the step of magnetic flux leakage detection is magnetization, the magnetic permeability of the non-ferromagnetic material is close to 1, and the magnetic field around the defective part will not change in distribution due to different magnet...

 pipeline routing

Choice of communication pipeline routing

Keywords : pipeline routing        Update : 2020-04-10        View(s) : 944

The construction of communication pipelines generally follows water, electricity, gas, heating, and pollution in urban planning. With the improvement of people's understanding of communication resources and the closeness of the relationship between people and communication systems, communication...

pipe acid passivated

Why is the pipe acid passivated by acid?

Keywords :pipe acid passivated        Update : 2020-04-09        View(s) : 1060

It is mainly for steel pipelines, which is prone to corrosion reactions, and there is a certain hidden danger to equipment damage after corrosion. After removing all kinds of dirt such as oil, rust, scale, welding spots, etc., the corrosion resistance of steel can be greatly improved. If...

 steel pipes

Which chemical elements affect the quality of steel pipes?

Keywords : steel pipes        Update : 2020-04-08        View(s) : 1068

(1) Nickel (Ni): Nickel can improve the strength of steel, and can maintain good plasticity and toughness. The influence of several main elements in steel on the properties of steel.   (2) Chromium (Cr): Chromium can significantly improve the strength, hardness and abrasion ...

 stainless steel pipe

Will stainless steel pipe rust?

Keywords : stainless steel pipe        Update : 2020-03-30        View(s) : 1130

The susceptibility of stainless steel to rust has a lot to do with the composition of stainless steel. In addition to iron, stainless steel also contains chromium, nickel, aluminum, and silicon. The chromium content of general stainless steel is generally not less than 12%, and the highest even ...

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