Metal by using a constant abrasive sample etchech on No.4 solutions. It is generally useful for building construction components for each interior and exterior along with for sash, doors, and panels in buildingsTh2 Kh? n?ng ch?ng ?n mòn c?a inox 316L – ??c ?i?m và ?ng d?ng Ch?c n?ng bình lu?n b? t?t ? Kh? n?ng ch?ng ?n mòn c?a inox 316L – ?