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The galvanized steel belt quality appraisal

by:Hongmei     2020-07-14
Identify key: galvanized a steel belt quality galvanized of baotou steel belt of galvanizing grams should be in 60, 80, 120 grams left and right sides, and different levels of zinc can directly determine the galvanized steel strip corrosion resistance strength, if the amount of zinc coating is very few, so galvanized steel strip and other products in the case of wet weather is easy to corrode. So how much the amount of zinc in identification is the key.
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