
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 :Uneven thickness of the anti-corrosion coating on spiral steel pipe and its treatment Update : 2023-07-10 View(s) : 856
Spiral steel pipes are mainly used as fluid pipes and piling pipes. If the steel pipes are used for running water after they are made, they will generally be treated with anti-corrosion treatment on the inner or outer surfaces. The general anti-corrosion methods include 3pe anti-corrosion, epoxy...

Keywords :Spiral steel pipe dredging common problems Update : 2023-07-07 View(s) : 1
When the spiral steel pipe is blocked, it will not only affect our use, but also have a certain corrosion effect on some materials inside the spiral steel pipe, so if it is not dredged in time, it will have a very bad effect after a long time. First is to wash with water and use the pressur...

Keywords :Manufacturing Technology of Large Diameter Longitudinal Submerged Arc Welded Steel Pipe Update : 2023-07-06 View(s) : 861
Large-diameter straight seam submerged arc steel pipes are mainly responsible for pipeline transportation of marine and land oil and gas, oil and natural gas, coal and ore pulp, etc., especially suitable for the "West-to-East Gas Transmission" project currently under construction in my country, ...

Keywords :Causes of rust and corrosion of spiral steel pipes Update : 2023-07-05 View(s) : 867
Because spiral steel pipes are stacked outdoors, and most of them are buried in the ground when they are in use, they are easy to corrode and rust. To ensure the smooth flow of the pipes, spiral steel pipe manufacturers must have strong corrosion resistance. Once the pipeline is corroded, it wil...

Keywords :Comparison of technical characteristics of spiral welded pipe and straight seam welded pipe Update : 2023-07-04 View(s) : 1220
1. Metallurgical properties of materials Longitudinal submerged arc welded pipes are produced from steel plates, while spiral welded pipes are produced from hot rolled coils. The rolling process of the hot-rolled strip mill has a series of advantages and can obtain the metallurgical process fo...