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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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Classification of butt welding pipe fittings and introduction to common standards

Classification of butt welding pipe fittings and introduction to common standards

Keywords :Classification of butt welding pipe fittings and introduction to common standards        Update : 2023-06-13        View(s) : 449

Butt welding pipe fittings are a kind of pipe fittings with better quality made of welded pipes. They are widely used in the construction industry. They mainly include butt welding pipe fittings made of stainless steel, carbon steel, low alloy steel, and alloy steel. Compared with ordinary welde...

How to make a steel reducer

How to make a steel reducer

Keywords :How to make a steel reducer        Update : 2023-06-09        View(s) : 550

Chemical pipe fittings are used for the connection between two pipes of different diameters. According to the shape, it is divided into two types: concentric steel reducer and eccentric steel reducer. Steel reducer materials include stainless steel reducer (304, 304l, 316, 316l), alloy steel red...

Why does the stainless steel flange rust

Why does the stainless steel flange rust

Keywords :Why does the stainless steel flange rust        Update : 2023-06-07        View(s) : 466

Stainless steel flanges are not completely rust-free, but their oxidation resistance is stronger than ordinary steel, so it is called stainless steel. Stainless steel not only can resist atmospheric oxidation, but also can corrode in acid, alkali, and salt media. However, the size of its an...

Precautions for handling and storing stainless steel pipes at the construction site

Precautions for handling and storing stainless steel pipes at the construction site

Keywords :Precautions for handling and storing stainless steel pipes at the construction site        Update : 2023-06-05        View(s) : 705

After the thin-walled stainless steel pipes are packed and bundled, they should be stored in a dry and clean environment without corrosive gas, and should not be piled up with other items. Because the surface of stainless steel is relatively smooth and bright, and it is also a metal product...

Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection

Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection

Keywords :Factors Affecting the Accuracy and Resolution of Oil Casing Wall Thickness Detection        Update : 2023-06-02        View(s) : 537

The API standard stipulates that the inner and outer surfaces of the import and export oil casing shall not have folds, separations, cracks, and scars. These defects should be completely removed, and the removal depth should not be less than 12.5% of the nominal wall thickness. Oil casing must b...

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