Metal which has a constant abrasive sample etchech on No.4 goods. It is usually useful for developing construction supplies for the two interior and exterior in addition to for sash, doorways, and panels in propertiesTh2 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