Straight seam steel pipe continuous rolling process, continuous rolling process is used in the c...
3PE anti-corrosion pipe means that it has three layers of anti-corrosion PE steel pipes. 3pe an...
The minimum covering soil thickness for the burial of underground gas pipelines shall meet the f...
1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The comp...
(1) Effective electrical insulation. (2) It has good moisture and water resistance. (3) It has s...
Welded steel pipes can be classified into different types and types according to different class...
After a series of treatments such as forming, welding and cooling, the spiral steel pipe still n...
1 Judging from the surface, that is, in visual inspection. Visual inspection of welded joints is a s...
Anti-corrosion steel pipe is a common steel pipe. In order to slow down and prevent the steel pi...
The application of large-diameter longitudinally ERW welded pipes has become very common in peop...
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