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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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galvanized steel pipes, hot-dip galvanized steel pipes, gi pipe

What are the characteristics of galvanized steel pipes?

Keywords :galvanized steel pipes, hot-dip galvanized steel pipes, gi pipe        Update : 2019-05-06        View(s) : 1371

1, the surface of the galvanized steel pipe is more durable with anti-embroidery treatment, not too fast oxidation, and will not form white rust on the steel pipe; 2, the steel pipe is fully protected. After heating, each part of the steel pipe is plated with zinc, and the conc...

seamless steel pipe, Hot rolled seamlss pipe, smls pipes

Hot rolled condition of seamless steel pipe

Keywords :seamless steel pipe, Hot rolled seamlss pipe, smls pipes        Update : 2019-04-30        View(s) : 1214

The hot rolled state is one of the delivery states of seamless steel pipes . Round steel is no longer specially heat treated after hot rolling or forging, and is directly delivered after cooling, which is called hot rolling state or hot forging state. The...

galvanized steel pipes, hot-dip galvanized steel pipes, gi pipe

Differences between galvanized steel pipes and hot-dip galvanized steel pipes

Keywords :galvanized steel pipes, hot-dip galvanized steel pipes, gi pipe        Update : 2019-04-30        View(s) : 1225

Galvanized steel pipe is a cold-plated pipe generally called electroplating. It is only galvanized on the outer wall of the steel pipe, and the inner wall of the steel pipe is not galvanized. Hot-dip galvanized steel pipes are generally hot dip galvanized, and the inn...

Flanges, weld neck flange, steel pipe flange

Flange connection

Keywords :Flanges, weld neck flange, steel pipe flange        Update : 2019-04-29        View(s) : 1232

(1) Standard flanges shall be selected according to engineering design requirements and data. (2) The diameter and length of the connecting bolts should meet the requirements of the code. After the bolts are tightened, the exposed thread buckles should be 2~3 buckles, a...

spiral steel pipe, ssaw steel pipe, spiral welded pipes

What are the production processes of spiral steel pipe?

Keywords :spiral steel pipe, ssaw steel pipe, spiral welded pipes        Update : 2019-04-26        View(s) : 1194

The spiral steel pipe feeds the strip steel into the welded pipe unit. After rolling through multiple rolls, the strip is gradually rolled up to form a circular tube blank with an open gap. The reduction of the pressing roll is adjusted to control the weld gap in 1~ 3mm and make the ends...

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