PMI Test is one of the simple detection methods for weatherproof steel A242 corten plate. It is to analyze the contents of several precious metals such as Cu, Ni, Cr, etc. Compared by MTC, the contents of precious metals such as Cu, Ni, Cr in common steel sheet are 10 times less than those in weatherproof steel A242 corten plate.
PMI Test is the most practical detection method for weatherproof steel A242 corten plate at present. It can produce results quickly, cost less and have many detection points (there are usually PMI Test places in stainless steel market).
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