2021-05-25 Security door locks are a type of door lock that is very strong and has a wide range of applications. Doors equipped with anti-security door locks can resist abnormal opening under certain conditions for a certain period of time, security door locks have certain security protection properties and co
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2021-05-20 In order to provide an effective barrier to prevent fire, a door has to remain closed within the frame.
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2021-04-27 Rising butt hinges are designed to allow doors to close slowly using gravity and lift the door slightly as it is opened.
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2021-04-24 The product we are presenting today is the door hinge, an important component for safety and security, which is used to connect various doors. In this article, we will describe the functions and types of door hinges, as well as some advice on how to choose them.
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2021-04-13 When use in a fire-resisting door assembly, the door leaf should be hung on single-axis hinges in accordance with local and national regulations. Hinges fitted to fire-resisting doors should be able to achieve the intended fire rating, also the hinge should be able to allow the door closing device, when fitted to a fire-resisting door assembly, to close the door leaf reliably from any angle to which it has been opened, overcoming the resistance of a latch or any seals when fitted.
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2021-04-08 Public buildings like most industrial and commercial premises are required to meet the conflicting need for both safety and security. Regulations relating to escape from buildings and general safety have made it desirable that doors at exits in public buildings, places of public entertainment, shops, etc, be fitted with panic exit devices. The main purpose of a panic exit device is to give safe and effective escape through a doorway with minimum effort and without prior knowledge of the device.
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2021-03-29 There are many operating functions available. The most frequently used are: Function Description number
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2021-03-19 Exit devices are available in two design styles
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2021-03-11 Sometimes referred to as mutes, silencers are used to cushion the closing of a door in a wood or metal frame, thus quieting the closing of the door. Door silencers are small rubber buttons, approximately 1/8” thick, with a projecting portion for insertion into holes prepared in the stop of frame.
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2021-03-06 Protective plates are used on doors in all types of buildings. They are designed to protect doors from scratches, dents and other damage caused by moving equipment through openings.
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