
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 :welding galvanized steel pipe Update : 2020-03-30 View(s) : 2057
1. the premise must be polished However, the galvanized layer at the weld must be polished away, otherwise air bubbles, trachoma, and false welding will be generated. It also makes the weld seams brittle and reduces rigidity. 2. the welding characteristic...

Keywords : stainless steel pipe Update : 2020-03-30 View(s) : 1567
The susceptibility of stainless steel to rust has a lot to do with the composition of stainless steel. In addition to iron, stainless steel also contains chromium, nickel, aluminum, and silicon. The chromium content of general stainless steel is generally not less than 12%, and the highest even ...

Keywords :seamless pipe Update : 2020-03-24 View(s) : 1395
Hot rolled seamless tubes are generally produced on automatic tube rolling mills. The solid pipe blank is inspected and removed for surface defects, cut to the required length, centered on the end face of the perforated end of the pipe blank, and then sent to a heating furnace for heating and pe...

Keywords :seamless tube pickling and passivation Update : 2020-03-24 View(s) : 1427
1. The pickling passivation seamless tube dipping method. The method is applicable to stainless steel pipelines, elbows, small parts, etc. And the treatment effect is good. Because the treated part can be fully immersed in the pickling passivation solution, the surfac...

Keywords :seamless pipe Update : 2020-03-24 View(s) : 1444
1. Corrosion resistance: Most stainless steel products need good corrosion resistance. Seamless pipes are similar to Type I and II tableware, kitchen appliances, water heaters, water dispensers, etc. Some foreign merchants also perform corrosion resistance tests on the pro...