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: 410116Phone:0086-731-8873-9521
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...
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...
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 ...
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 ...
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...