In selecting hot dip galvanized metal materials for corrosion and protection, to the quality of hot dip galvanizing itself into consideration, this means that for a manufacturer of hot dip galvanized also to have certain requirements, as well as manufacturers produce hot dip galvanized compared to other products, what's the difference?
Live longer. In general, the zinc layer of aging speed is very slow, if the place of steel and zinc layer in the same environment test, the results show that the corrosion rate of zinc layer to reach the steel corrosion rate of about one over seventeen or one over eighteen, therefore, the corrosion resistance of zinc layer is very strong. Good manufacturers of hot dip galvanized can ensure that its service life is longer, and the service life of hot dip galvanized can be measured, so from this aspect, its advantage is obvious.
2. Hot dip galvanizing and thick steel layer can extend the service life. Had mentioned in the above hot dip galvanized coating aging speed is very slow, but the use fixed number of year is also depending on the thickness of the coating to be, and the thickness of the coating is also depending on the thickness of the steel layer to decide, so steel layer is thick, the use of hot dip galvanized coating will be thick, so the result of the "combination" will make metal significantly longer service life.
3. If it is in order to look more beautiful, or is both artistic and can be covered a layer of hot dip galvanized metal materials, and then overlay layer duplexsystem, in general, as long as the way you paint is correct, then it reach the effect is better than single brush a layer of hot dip galvanized around 1.5 times, this method can be used to repair the serious corrosion of metal.
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