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 :Tips to identify fake and inferior steel pipes Update : 2023-01-04 View(s) : 622
Shoddy steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of the steel pipe, and this defect often runs through the longitudinal direction of the entire product. The reason for the folds is that the counterfeit and inferior manufacturers pursue high effici...
Keywords :What are the heat treatment methods for spiral steel pipes Update : 2023-01-03 View(s) : 615
1. Thermomechanical treatment High-temperature thermomechanical treatment can improve the yield ratio and elastic limit of spiral steel pipe . Improve the comprehensive mechanical properties, fatigue properties, and stress relaxation properties of the spiral steel pipe. Reducing the ductile-bri...
Keywords :What problems should be paid attention to when welding galvanized steel pipes Update : 2022-12-30 View(s) : 1
1. The premise is to polish the galvanized steel pipe The galvanized layer at the weld must be polished off, otherwise, bubbles, trachoma, false welding, etc. will occur. It will also make the weld brittle and reduce rigidity. 2. The welding characteristics of galvanized steel Galvanize...
Keywords :Selection of welding skills for stainless steel pipe fittings Update : 2022-12-29 View(s) : 551
1. Argon arc welding is a welding technique that uses argon as a shielding gas. Also known as argon gas-shielded welding. It is to pass argon protective gas around the arc welding to isolate the air from the welding area and prevent the oxidation of the welding area. Argon arc welding technology is ...
Keywords :What problems should be paid attention to when connecting galvanized steel pipes Update : 2022-12-28 View(s) : 664
The specification of the connection method of galvanized steel pipe depends on the type of connection method. Generally, there are several types, such as flange connection, clamp groove connection, and welding. In the actual connection of galvanized steel pipes, welding is the most commonly used...