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 :Quality identification of spiral steel pipe Update : 2022-04-19 View(s) : 773
1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The composition of high-quality steel is uniform, the tonnage of the cold shearing machine is high, and the end face of the cutting head is smooth and regular, while the inferior material often has the appear...
Keywords :What properties should the anti-corrosion layer of the steel pipeline have Update : 2022-04-15 View(s) : 697
(1) Effective electrical insulation. (2) It has good moisture and water resistance. (3) It has strong mechanical strength. (4) The anti-corrosion layer has good adhesion to the steel surface. (5) The material and construction process of the anti-corrosion layer should not adversely affect th...
Keywords :Classification of welded steel pipes and the use and advantages of different welded steel pipes Update : 2022-04-13 View(s) : 770
Welded steel pipes can be classified into different types and types according to different classification methods. Welded steel pipes of different properties have different characteristics and characteristics in use and show different use values in use. Welded steel pipes can be classified i...
Keywords :What is the process of sawing a spiral steel pipe Update : 2022-04-11 View(s) : 924
After a series of treatments such as forming, welding and cooling, the spiral steel pipe still needs to be sawed. In this link, the length of the technical spare ruler directly affects the quality and sales of the finished welded pipe, so the length of the spare ruler should be controlled within...
Keywords :Quality inspection method of spiral steel pipe Update : 2022-04-07 View(s) : 879
1 Judging from the surface, that is, in visual inspection. Visual inspection of welded joints is a simple procedure with a wide variety of inspection methods and is an important part of finished product inspection, mainly to find welding surface defects and dimensional deviations. Tests are generall...