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 :Three welding techniques for stainless steel welded pipe Update : 2023-12-05 View(s) : 405
At present, the welding methods of stainless steel welded pipes used in the industry mainly include argon arc welding, high-frequency welding, plasma welding, and laser welding. Several welding methods have their characteristics. At present, argon arc welding and high-frequency welding are the most ...
Keywords :Large diameter steel pipe forming method Update : 2023-12-01 View(s) : 434
1. Hot push expansion method: push expansion equipment is simple, low cost, convenient maintenance, economical and durable, and flexible product specifications. If you are required to prepare large-diameter steel pipes and other similar products, you only need to add some accessories. It is appropri...
Keywords :Measures to avoid warping of 3PE anti-corrosion layer pipe ends Update : 2023-11-29 View(s) : 394
1. Under the condition of not affecting the welding of the nozzle, the reserved length of the epoxy powder at the end of the polyethylene layer should be appropriately increased to prevent the 3PE anti-corrosion warping caused by the long stacking time of the steel pipe and the serious metal corrosi...
Keywords :The difference between 304 and 316 stainless steel pipes Update : 2023-11-27 View(s) : 467
They are very similar in appearance. SS304%SS316 is an austenitic, non-magnetic, and non-heat hardening treatment. 1. Different element composition SS304-→Chromium-18%, Nickel 8% SS316-→Chromium-16%, Nickel 10% and Molybdenum 2% 2. Different performance The addition of molybd...
Keywords :Fire steel piping connection method Update : 2023-11-23 View(s) : 437
1. Groove type (clamp) connection (1) The grooved connector (pipe joint) and the depth of the steel pipe groove should meet the requirements of "Grooved Pipe Joint" (CJJ/T156-2001). The working pressure of grooved pipe joints with a nominal diameter of DN ≤ 250mm is 2.5MPa, and ...