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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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Precautions for welding stainless steel pipe fittings

Precautions for welding stainless steel pipe fittings

Keywords :Precautions for welding stainless steel pipe fittings        Update : 2023-10-27        View(s) : 1

1. To prevent corrosion due to heating, the welding should not be too long, which is about 20% less than that of carbon steel electrodes. The arc should not be too long, and the layers will cool quickly. A narrow weld bead is preferred. 2. Stainless steel pipe fittings harden quickly after wel...

Acceptance standards and methods for spiral steel pipes

Acceptance standards and methods for spiral steel pipes

Keywords :Acceptance standards and methods for spiral steel pipes        Update : 2023-10-25        View(s) : 324

1. Principles for acceptance of spiral steel pipes : The quality inspection and acceptance of spiral welded pipes should be carried out by the supplier’s technical quality supervision department. The supplier must ensure that the delivered spiral welded pipes comply with the requirements of the c...

Steel pipe surface treatment methods for pipeline anti-corrosion operations

Steel pipe surface treatment methods for pipeline anti-corrosion operations

Keywords :Steel pipe surface treatment methods for pipeline anti-corrosion operations        Update : 2023-10-23        View(s) : 359

With the continuous development of my country's economy, the country is vigorously developing the energy industry. Long-distance oil and gas pipelines are an important way to ensure energy security. During the anti-corrosion construction process of oil (gas) pipelines, the surface treatment of steel...

Horizontal fixed welding of thick-walled stainless steel pipes and precautions for use

Horizontal fixed welding of thick-walled stainless steel pipes and precautions for use

Keywords :Horizontal fixed welding of thick-walled stainless steel pipes and precautions for use        Update : 2023-10-19        View(s) : 309

Horizontal fixed welding of thick-walled stainless steel pipes : Stainless steel pipes are hollow long strips of steel that are widely used as pipelines for transporting fluids, such as oil, natural gas, water, coal gas, steam, etc. Stainless steel pipes are lighter in weight when they have the sam...

Butt welding flanges are widely used in pipeline engineering

Butt welding flanges are widely used in pipeline engineering

Keywords :Butt welding flanges are widely used in pipeline engineering        Update : 2023-10-17        View(s) : 273

In pipeline engineering, flanges are mainly used for the connection of pipelines. In the pipelines that need to be connected, install a flange. Low-pressure pipelines can use wire flanges, and welding flanges can be used with pressures above 4 kg. Add a sealing point between the two flanges and ...

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