
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 :Three connection methods of large-diameter spiral steel pipes Update : 2022-12-16 View(s) : 1163
Welding, flange connection: Welding and flange connections belong to the traditional spiral steel pipe connection methods, which are far from meeting the market demand in terms of safety, sealing performance, cost space, and emergency repair efficiency. Scope of application: water pipeline con...

Keywords :Correct operation and acceptance method of straight seam steel pipe Update : 2022-12-15 View(s) : 1052
At present, there are more and more types of straight seam steel pipes . With the rapid development of continuous strip rolling production and the advancement of welding and inspection technology, the weld seams continue to improve, the varieties and specifications of welded steel pipes are incre...

Keywords :About the characteristics and uses of straight seam steel pipes Update : 2022-12-14 View(s) : 1128
Characteristics of straight seam steel pipes : Straight seam steel pipes generally refer to the use of special processes to carry out anti-corrosion treatment on ordinary steel pipes, so that the steel pipes have excellent anti-corrosion capabilities, and are generally used for waterproofing, rus...

Keywords :What to prepare before steel pipe welding Update : 2022-12-13 View(s) : 1059
Steel pipe welding equipment: ZX7-400-3 welding machine is used for root welding; Kumagai ZD-500 multifunctional automatic pipeline welding equipment is used for filling and covering. Steel pipe welding materials: Bole φ3.2 E6010 cellulose electrode is used for root welding; Lincoln E81T8-G...

Keywords :Identification method of fake and inferior steel pipes Update : 2022-12-12 View(s) : 1296
1. Fake and inferior thick-walled steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of thick-walled steel pipes, and this defect often runs through the longitudinal direction of the entire product. The folding is because the fake and inferior manufacturer...