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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

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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) : 56

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) : 106

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) : 52

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 ...

Causes of problems caused by improper heat treatment of seamless steel pipes

Causes of problems caused by improper heat treatment of seamless steel pipes

Keywords :Causes of problems caused by improper heat treatment of seamless steel pipes        Update : 2022-12-22        View(s) : 57

Improper heat treatment of seamless steel pipes is likely to cause a series of production problems, resulting in greatly reduced product quality and turning into waste products. Avoiding mistakes that are easy to make during heat treatment is saving money. What problems should we pay attention to an...

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