First, the introduction of metal stamping parts manufacturers, the use of hardware accessories models, specifications and performance should be consistent with the current national standards and related regulations, and with the selection of steel doors and windows to match.
Second, for a sliding window with a width of more than 1 meter, or doors and windows for installation of double-glazed glass, double pulleys or rolling pulleys should be used.
Three, sliding hinges shall not use aluminum alloy materials, stainless steel materials should be used.
Fourth, metal stamping parts manufacturers stated that the use of fastening screws to install hardware must be provided with metal liners, liner thickness should be at least twice the fastener pitch. Do not fasten on plastic profiles or use non-metallic linings.
5. The gold fittings should be installed lastly. Doors, windows, locks, handles, etc. should be assembled after the window leaf is inserted into the frame to ensure correct position and flexible switching.
Six, metal stamping parts manufacturers overview, metal stamping parts should pay attention to maintenance after installation to prevent rust corrosion. In everyday use, it should be lightly opened to prevent hard opening and damage. Without noise, there is now a nylon wheel. Not only does it push and pull without noise, but it is smoother, lighter and has a shorter life than the above pulleys.