Introduction of hinge seriesTime:2019-06-03
The device that is applied for connection of window frame and sash, supporting sash and realizing opening and closing function.
1. Operating standard: JG/T125-2017
2. Door hinge repeated opening and closing 100000 times. Window hinge repeated opening and closing 25000 times. The vertical changes is no more than 2mm. The sample is without severe deformation and damage.
3. The rotary force of the hinge should not over 40N.
Scope of application:
Domestic casement window and door