From the name of heavy duty hinges, you can know that the hinge is suitable for heavy doors, so it can be used in many places. Heavy duty hinge can be called heavy weight hinge, commercial door hinge, stainless steel heavy duty hinge, fire rated hinge, 4 ball bearing hinge, UL door hinge, etc. The heavy duty hinges also consist of exterior heavy duty door hinges and narrow heavy duty hinges. It is suitable for heavy weight door, double swing door, fire rated door, wood door, metal door, single door, steel door of commercial or residential application. The material of heavy duty gate hinges can be stainless steel 316, SS304, SS202, SS201 etc. If you have any questions about heavy duty hinges, you can contact us at any time.