Hot dip galvanized square tube, also known as "hot dip galvanized rectangular tube", "hot-dip zinc Rectangular Pipe" or "hot-dip galvanized square tube. (18622303953) hot dip galvanized square tube production process in hot dip galvanized angle steel, hot dip galvanized channel, is the first steel pipe pickling, in order to remove the surface of the steel pipe of iron oxide, pickling, ammonium chloride or The aqueous zinc chloride or ammonium chloride and zinc chloride, the mixed aqueous solution tank for cleaning, and then fed to the hot-dip plating bath so that the reaction of the molten metal and the iron matrix alloy layer, so that both the substrate and coating combination. Hot galvanized square tube: square tube made of welded steel or steel strip curl molding, on the basis of the square tube square tube is placed in a pool of hot dip galvanized after a series of chemical reactions, the formation of a square tube. Hot galvanized square tube production process is relatively simple, and the production efficiency is very high, more varieties and specifications, equipment and funds rarely needed in this square tube, suitable for the small galvanized square tube manufacturers in production. But from the strength, the strength of this steel pipe is far below the seamless pipe. Hot galvanized square tube for curtain walls, buildings, machinery manufacturing, steel, construction projects, shipbuilding, solar power bracket, steel structure engineering, electrical engineering, power plants, agricultural and chemical machinery, glass curtain wall, car chassis, airports and other. Hot galvanized square tube is one of the products of the company. I hot dip galvanized square tube to the advantages of high quality and low price, has won the praise of the majority of users. Optional hot-dip galvanized square tube and asked the price of hot-galvanized square tube, I offer you the most sincere service.