centrifugal casting radiant tube straight pipe of U-type radiant tube is made of high temperature resistant centrifugal casting pits pipe, bend adopts precision casting technology, U-type radiant tube used for even back, galvanizing line horizontal annealing furnace and silicon steel heat treatment furnace, under the protective atmosphere of nitrogen and hydrogen, radiant tube by natural gas or coke oven gas combustion heat energy, through the outside of the tube radiation radiation heat transfer, uniform operation of the strip from room temperature quickly and evenly heated to about 900 degrees, the strip annealing. U type radiant tube Our company produces U type radiant tube has the characteristic of heat resistance, oxidation resistance , cost-effective, good product stability. Strict ly control various processes of U type of radiation tube in the production, and e stablish the organization of the ISO9001 quality assurance system. T o have the effectively protecting of impuriti
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