How to avoid damage and processing of metal stamping parts-hardware

How to avoid the damage of metal stamping parts and the whole problem of processing How to avoid the damage of metal stamping parts: (Hardware) 1. The type, standard and function of hardware accessories 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, double pulleys should be installed, or roll pulleys should be used. 3. Aluminum alloy materials should not be used for sliding support hinges, but stainless steel materials should be used. 4. Use fastening screws to install the hardware. It is necessary to install a metal lining board. The thickness of the lining board should be less than twice the pitch of the fastener. It must not be fastened to plastic profiles, and non-metallic linings must not be used. 5. The hardware fittings should be the final device, door and window locks, handles, etc. should be assembled after the window and door leaves are in the frame to ensure the correct orientation and sensitive switching. 6. After installation, the hardware stamping parts should be maintained to avoid rust and corrosion. In normal use, lightly close and open gently to avoid hard closing and hard opening, which may cause damage. Without noise, there are now nylon wheels. Not only does it push and pull without noise, but it is also smoother, lighter, and has a service life that is not shorter than the above various pulleys. If you want to know more, welcome to consult: