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 :How deep is the natural gas pipeline buried Update : 2022-04-21 View(s) : 786
The minimum covering soil thickness for the burial of underground gas pipelines shall meet the following requirements: When buried under the roadway, it shall not be less than 0.9m; When buried under non-vehicle roads (including sidewalks), it shall not be less than 0.6m; When buried in...
Keywords :Quality identification of spiral steel pipe Update : 2022-04-19 View(s) : 596
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) : 549
(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) : 606
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) : 743
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...