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Product Description With the development of the 1960s and 1970s, the quality of hot-dip galvanized steel pipes has been greatly improved. From 1981 to 1989, they were successively awarded the Ministry of Metallurgy's High Quality Product and the National Silver Medal. The output has also increased for many years. In...
Product Description Hot dip galvanized pipe is to make molten metal react with iron substrate to produce alloy layer, so that the substrate and coating can be combined. Hot galvanizing refers to pickling the steel pipe first. In order to remove iron oxide on the steel pipe surface, after pickling, the steel pipe is...
Product Description Galvanized pipe is mainly used for curtain wall, construction, machinery manufacturing, shipbuilding, steel structure engineering, solar energy Electric support, steel structure engineering, power engineering, electric power, agriculture, chemical machinery, glass curtain wall, car chassis,...
Product Description Galvanized steel pipe produce: Hot dip galvanized steel pipe with pickling, first to remove iron oxide on the surface of the steel tube, after acid cleaning, by ammonium chloride or zinc chloride or ammonium chloride and zinc chloride mixed aqueous solution tank cleaning, and then sent to the hot...
Product Description Welded steel pipes with hot dip coating or electric-galvanized coating on the surface of galvanized steel pipes. Galvanizing can increase the corrosion resistance of steel pipes and prolong their service life. Galvanized pipes are widely used, not only as pipelines for water, gas, oil and other...
Product Description In order to improve the corrosion resistance of steel pipe, the general steel pipe is galvanized. Galvanized steel pipe is divided into hot dip galvanized and electric galvanized. The layer of hot dip galvanized is thick, the cost of electric galvanized is low, and the surface is not very smooth....
Product Description Galvanized welded steel pipe mainly refers to straight welded steel pipe, galvanized straight welded steel pipe includes cold galvanized air steel pipe, hot galvanized straight welded steel pipe. Galvanized welded steel pipe has a galvanized layer on the surface. The main purpose of galvanizing is...
Product Description Galvanized pipe has a wide range of uses, in addition to the transmission of water, gas, oil and other general low pressure fluid pipeline, but also used as petroleum, especially the oil well pipe, oil pipeline of Marine oil field, chemical coking equipment oil heater, condensing cooler, coal...
Product Description Cold galvanized steel pipe: The zinc layer is the electroplating layer, the zinc layer and the steel pipe matrix independent stratification. Zinc layer is thin, zinc layer is simply attached to the steel tube matrix, easy to fall off. So its corrosion resistance is poor. It is prohibited to use...
Product Description Galvanized welded pipe is hot dip galvanized on the basis of welded steel pipe (that is, the zinc is dissolved in the zinc pot, and then the steel pipe is immersed in liquid zinc for a period of time to take out, and then cooling and drying). A zinc layer is attached to the inner and outer walls of...
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