... steel wire, Al-Mg alloy wire Process: welded; strong structure, stainless, nice looking. Use: door and window Guarding Screen Material ... : mild steel wire, Al-Mg alloy wireProcess: welded; strong structure, stainless, nice looking.Use: guards of door and window, ... : mild steel wire, Al-Mg alloy wireProcess: welded; strong structure, stainless, nice looking.Use: guards of door and window, ...