shoes above often are used by

shoes above often are used by a lot of nice parts. As the metal parts will be inevitable corrosion, rust is like, then produced before the shoes of the corrosion resistance of metal components for testing becomes very important. For those prone to rust, corrosion-resistant metal parts can not be bad with. This would avoid wearing shoes in the process of metal parts due to rust and corrosion caused trouble. Specific test method. With the 100ML, concentration of 1% of the NALL solution, which will be placed metal parts, two hours out, with the case under normal conditions were compared, they can determine their corrosion resistance. Women do more surprises in www.xietianya.