1. Welding process In the welding process, the welding method of the spiral steel pipe and the...
The nominal diameter of straight seam steel pipe refers to the series of diameters specified in ...
Oil and gas transportation through pipelines requires a certain pressure to achieve. The longer the ...
Steel pipeline anti-corrosion materials are divided into pipeline-themed anti-corrosion material...
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...
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