Steel which has a constant abrasive sample etchech on No.four items. It is usually employed for building design supplies for the two interior and exterior as well as for sash, doorways, 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 – ??c