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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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Advantages and disadvantages of spiral welded pipe

Advantages and disadvantages of spiral welded pipe

Keywords :Advantages and disadvantages of spiral welded pipe        Update : 2023-11-20        View(s) : 964

Advantages of spiral welded pipe : (1) Using strip steel of the same width can produce steel pipes of different diameters, especially narrow strip steel can be used to produce large-diameter steel pipes. (2) Under the same pressure conditions, the stress endured by spiral welds is smaller tha...

Comparison of various coating processes for steel pipe anticorrosion

Comparison of various coating processes for steel pipe anticorrosion

Keywords :Comparison of various coating processes for steel pipe anticorrosion        Update : 2023-11-16        View(s) : 712

Comparison of various coating processes Steel pipe anti-corrosive coating process one: Due to the curtain coating method, the film sags seriously. Besides, due to the unreasonable design of rollers and chains, the coating film has two longitudinal and multiple circular scratches. This pro...

Why are 304, 316 stainless steel pipe fittings magnetic

Why are 304, 316 stainless steel pipe fittings magnetic

Keywords :Why are 304, 316 stainless steel pipe fittings magnetic        Update : 2023-11-14        View(s) : 798

In real life, most people think that stainless steel is not magnetic, and it is unscientific to use magnets to identify stainless steel. People often think that magnets absorb stainless steel materials to ensure their quality and authenticity. They are not attractive and non-magnetic. They ...

Production process of LSAW pipe

Production process of LSAW pipe

Keywords :Production process of LSAW pipe        Update : 2023-11-10        View(s) : 721

Longitudinal submerged arc welded pipe (LSAW) is generally made of steel plate as raw material. After different forming processes, double-sided submerged arc welding and post-weld diameter expansion are adopted to form a welded pipe. The main equipment includes a milling machine, pre-bending ...

Method for straightening straight seam steel pipe

Method for straightening straight seam steel pipe

Keywords :Method for straightening straight seam steel pipe        Update : 2023-11-08        View(s) : 765

First, the straight seam steel pipe is bent in the same direction as the weld Reason: Insufficient normalizing of the weld seam, thermal stress exists on the side of the pipe close to the weld seam, so it will bend in one direction after cooling. Solution: 1...

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