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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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What are the details of thick-walled steel pipes before use

What are the details of thick-walled steel pipes before use

Keywords :What are the details of thick-walled steel pipes before use        Update : 2023-01-06        View(s) : 780

The welding method of thick-walled steel pipes should be selected according to the material and wall thickness of thick-walled steel pipes. Because different welding methods have different arc heat and arc force, different welding methods have different characteristics. For example, tungsten arc...

Tips to identify fake and inferior steel pipes

Tips to identify fake and inferior steel pipes

Keywords :Tips to identify fake and inferior steel pipes        Update : 2023-01-04        View(s) : 680

Shoddy steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of the steel pipe, and this defect often runs through the longitudinal direction of the entire product. The reason for the folds is that the counterfeit and inferior manufacturers pursue high effici...

What problems should be paid attention to when welding galvanized steel pipes

What problems should be paid attention to when welding galvanized steel pipes

Keywords :What problems should be paid attention to when welding galvanized steel pipes        Update : 2022-12-30        View(s) : 1

1. The premise is to polish the galvanized steel pipe The galvanized layer at the weld must be polished off, otherwise, bubbles, trachoma, false welding, etc. will occur. It will also make the weld brittle and reduce rigidity. 2. The welding characteristics of galvanized steel Galvanize...

What problems should be paid attention to when connecting galvanized steel pipes

What problems should be paid attention to when connecting galvanized steel pipes

Keywords :What problems should be paid attention to when connecting galvanized steel pipes        Update : 2022-12-28        View(s) : 709

The specification of the connection method of galvanized steel pipe depends on the type of connection method. Generally, there are several types, such as flange connection, clamp groove connection, and welding. In the actual connection of galvanized steel pipes, welding is the most commonly used...

The forming process of steel elbow and how to prevent aging of steel elbow

The forming process of steel elbow and how to prevent aging of steel elbow

Keywords :The forming process of steel elbow and how to prevent aging of steel elbow        Update : 2022-12-26        View(s) : 725

Steel elbow processing and forming process 1. Die forging. For socket welding and threaded tees, crosses, elbows, and other small pipe fittings, the shapes are more complicated and should be manufactured by the die forging process, and the die forging blanks should be rolled profiles, such as ...

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