Corrosion grade determination standard and RISITA anti-corrosion air conditioning
According to different standards, the corrosion grade have different classification, such as according to the long-term corrosion of various media on building materials, can be divided into strong corrosion, medium corrosion, weak corrosion, no corrosion four grades, of which a variety of media at the same time, the corrosion grade should be the highest.
2024-01-27
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