1 The hanger section is not large enough; 2 Hanging material is not suitable (containing a large amount of Mg, Cu and other metals). Approach: 1 increase the cross section of the hanger; 2 Replace the material of the hanger with pure aluminum. Concerned about surprises Label: Hanger Anodized Pure Aluminum Surface Treatment Net HC Previous: What is the cause of local corrosion of sulfuric acid anodized hangers? Next: What is the original oxidation of sulfuric acid oxide or can be wiped off? Plasterboard Screws,Sheetrock Screws,Gypsum Board Screw,Plasterboard Anchor Fixings NINGBO YWC IMP. AND EXP. CO.,LTD , https://www.nbywc-fastener.com
