Metal by using a continuous abrasive pattern etchech on No.4 items. It is usually utilized for making development elements for both equally inside and exterior together with for sash, doorways, and panels in structuresTh2 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 316