
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 :3PE anti corrosion steel pipe, 3PE steel pipe processing, 3PE steel pipe details Update : 2025-12-08 View(s) : 29
The processing methods of 3PE anti-corrosion steel pipes are generally divided into two types: spiral wound and circular mold coating. Both consist of a three-layer structure: the first layer is epoxy powder (FBE>100um), the second layer is adhesive (AD) 170-250um, and the third layer is poly...

Keywords :galvanized steel pipe, galvanized steel pipe welding, galvanized steel pipe corrosion Update : 2025-12-05 View(s) : 55
First, corrosion prevention for welded galvanized steel pipes : After surface treatment, apply thermal spray zinc. If on-site galvanizing is not possible, on-site corrosion prevention methods can be used: apply epoxy zinc-rich primer, epoxy micaceous iron oxide intermediate paint, and polyureth...

Keywords :flange, blind flange, flange application Update : 2025-12-02 View(s) : 61
As we all know, pipes are usually connected by some kind of fitting, which we call a " flange ". However, in real life, many of us are not clear about the difference between a flange and a blind flange, and often confuse them. The differences between a flange and a blind flange are explained in de...

Keywords :20Mn2 seamless steel pipe, selecting 20Mn2 seamless steel pipe, using 20Mn2 seamless steel pipe Update : 2025-12-01 View(s) : 55
Why are 20Mn2 seamless steel pipes both loved and hated? 20Mn2 seamless steel pipe is a "backbone material" in fields such as machinery manufacturing and hydraulic equipment. Many engineers have mixed feelings about it—they love its high strength and wear resistance, but worry about the pitfalls...

Keywords :hot rolled seamless steel pipe, Q690E seamless steel pipe manufacturing, seamless steel pipe Update : 2025-11-26 View(s) : 59
Q690E hot-rolled seamless steel pipe is a high-strength, low-alloy structural steel material. Due to its excellent mechanical and weldability properties, it is widely used in heavy industries such as engineering machinery, coal mine hydraulic supports, shipbuilding, and bridge construction. As a...