Introduction to the maintenance of pressing hardware

1. The models, specifications and functions of hardware accessories used in hardware stamping processing should conform to the current national standards and relevant regulations, and match the selection of plastic steel doors and windows.　　2. For sliding windows with a width of more than 1 meter, or double-glazed doors and windows, it is advisable to install double pulleys or use movable elastic pulleys.　　 3. The sliding hinge shall not be made of aluminum alloy, but shall be of stainless steel.　　4. Use fastening screws to install hardware. A metal lining plate must be installed inside. The thickness of the lining plate should be at least twice the pitch of the fasteners. It must not be fastened to plastic profiles, and non-metallic linings must not be used.　　5. Hardware fittings should be installed last, and door and window locks, handles, etc. should be assembled after the window and door leaves are in the frame to ensure accurate position and flexible switching. Previous post: Introduction to stamping parts processing flow