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How to choose high-quality hot dip galvanized steel pipe wisely:First of all, let's know what kind of steel pipe is hot dip galvanized steel pipe. In fact, hot dip galvanized pipe is a kind of steel pipe after special processing. Because zinc is generally not found to change in the dry air, the effect of coating a layer of zinc on the surface of the steel pipe is to prevent the corrosion of the steel pipe. We call a kind of steel pipe hot dip galvanized steel pipe. A large number of pipelines used for transporting liquids, such ... more

What's the difference between welded steel pipe and galvanized steel pipe？Different definitionsWelded pipe refers to a steel pipe with seams on the surface, which is formed by bending and deforming a steel strip or steel plate into a round, square, or other shape and then welded; generally, the fixed length is 6 meters. The production process of welded pipe is simple, the production efficiency is high, the variety and specifications are many, and the equipment investment is low, but the general strength is lower than that of sea... more