The opening speed of steel fire doors is very important, which is directly related to the escape time and the safety of people in case of fire. Steel fire doors are usually installed at the emergency...

Steel fire doors are one of the important fire prevention facilities in buildings. Its function is to prevent the fire from spreading and ensure the life safety of people and the protection of propert...

Steel fire doors are fire doors that provide fire, smoke and thermal protection and are widely used in a variety of buildings, public places and industrial facilities. They are made from specially tre...

Steel fire doors are a common security feature widely used in buildings. Its structure has an important influence on the performance of the door. Here I will elaborate on the influence of the structur...

The wind pressure resistance test of steel fire doors is to assess the resistance of the door to wind force and ensure the stability and safety of the door in a strong wind environment. Steel fire doo...

There are various color choices for steel fire doors, according to different needs and characteristics of the use environment, different colors can be chosen to meet the relevant requirements. The fol...