
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 :galvanized steel pipe characteristics, galvanized steel pipe connection, galvanized steel pipe usage Update : 2025-12-11 View(s) : 126
There are three connection methods for galvanized steel pipes : 1. Grooving Connection (1) Grooving Weld Cracking: ① Grind the weld bead on the inner wall of the grooved part of the galvanized steel pipe to reduce grooving resistance. ② Adjust the axis of the galvanized steel pipe and the...

Keywords :3PE anti corrosion steel pipe, 3PE steel pipe processing, 3PE steel pipe details Update : 2025-12-08 View(s) : 178
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) : 148
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) : 169
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) : 115
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...