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SUS631 material with outstanding corrosion resistance

SUS631 Austenitic precipitation-hardened stainless steel is a semi-austenitic precipitation-hardened stainless steel by adding the element aluminum.

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Common Problems of hot dip galvanizing

In addition, if the quality of zinc liquid deteriorates, the iron content in zinc liquid increases, and the pure zinc layer on the surface of galvanized is gray···

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Pay attention to anticorrosion of galvanized sheet incision

And rust prevention oil should also be selected properly, so as to effectively extend the service life of the steel plate.

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