A spiral steel pipe is a long strip of steel with a hollow section and no joints around it. The ...
Technical requirements for straight seam welded pipes : Technical requirements and inspection o...
1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The comp...
The quality of non-standard straight seam welded steel pipe is not only related to its service l...
The defects that are prone to occur in the welded area of the spiral steel pipe include pores, h...
1. Different definitions Long radius steel elbow : Long radius steel elbow means that the radiu...
The difference between the globe valve and ball valve is the more common two imported electric v...
1. The materials are the same and the uses are different, so there is no question of who is better. ...
The pressure ratio of the spiral steel pipe on the gas pipeline also has a downward trend. For p...
Welded steel pipe refers to a steel pipe with seams on the surface that is welded by bending and def...
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