Speaking of fire doors, I believe most people know that it is widely used in public places stairwells. Class A fire doors are our common products. What is the fire endurance limit of Class A fire doors ? Today we will work together to study and research the fire limit of Class A fire doors !
Class A Fire Door Fire Limit
Class A fire doors are named according to their fire resistance limits. The fire resistance limit of class A fire doors is not less than 1.20 hours, according to the "new standards for fire doors" GB12955-2008, Class A fire doors fire resistance , And the fire integrity must not be less than 1.5 hours.
Class A fire door size
Class A fire doors are generally custom-made, so when it comes to class A fire doors, the size is generally based on the size of your door opening. If you need a Class A fire door, but do not know if it is the right size, you can choose a custom purchase method! However, Grade A fire doors are also sized, with FM0618, FM1018, FM1218, FM1021, FM1221, FM1521, etc. The others are non-standard doors.
Class A fire door use
1. In many dangerous rooms, we must install firewalls and fire doors. Double governance can ensure our safety. When we enter the room, at the same time as the firewall is turned on, its fire door must also be lowered. The most convenient way is to set the fire door to close automatically. According to the degree of danger of the house, the grade of the fire door must also be changed.
2, in the underground storage room, if there is combustibles, its weight also exceeds the room divider wall of more than 30kg/m2, what are the requirements of its fire resistance? In fact, the requirements must not be less than 2.00h, and what level of fire doors should be used for the door! To prevent fires, Class A fire doors are the best choice.
3. In high-rise buildings, the installation of fire doors is very important, and according to the use of the room, the firewall and fire doors are also required, such as equipment room, air-conditioning room, etc., such rooms, the fire-resistant limit shall not be lower than The 2.00h partition wall, 1.5h floor slab, and Class A fire door separate the other parts from each other.
With regard to the fire-resistance limit of Class A fire doors , I will introduce them here. I hope to help you, and more information on the decoration is on this site. Please stay tuned.
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