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 :Hot Expanded ERW Steel Pipe Update : 2020-04-02 View(s) : 1049
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) FOB TIANJIN (Q235B)离港价 USD/TON (Q345B)离港价 USD/TON 566.98 611...
Keywords : seamless pipe Update : 2020-03-30 View(s) : 1212
For the No. 45 seamless pipe that has just been produced, the curvature is relatively large, so it is necessary to straighten the No. 45 seamless pipe. Let’s take a look at the straightening process of the No. 45 seamless pipe. The 45-degree seamless pipe that has been pro...
Keywords :welding galvanized steel pipe Update : 2020-03-30 View(s) : 1696
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) : 1279
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) : 1116
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...