window door hardware is the general name of various metal and non-metal accessories installed on building doors and windows, which plays an auxiliary role in opening and closing doors and windows. The surface is generally plated or coated, which is strong, durable, flexible, economical and beautiful.window door hardware can be divided into opening and closing parts, bearing parts, operating parts and auxiliary parts. Through the matching and integration of the system, it serves the subsystems of......
Broken bridge aluminum windows and doors, as the most mainstream windows and doors products, has become a widely accepted material for windows and doors, so how long can they be used? How long is its life? in Germany, we can still see windows and doors that have not been changed for 50 years, so how long do the current broken bridge aluminum windows and doors last? There are two keys that affect the service life of broken bridge aluminum windows and doors: one is the quality of aluminum......