Grade A fire door

Hebei Shengqiang Door Industry Co., Ltd. is located in the Renqiu High-Tech Industrial Park in Hebei, which is renowned as the "Pearl of North China." It lies on the key transportation route of the Beijing-Tianjin-Hebei region and is a comprehensive entity company that integrates the production, sales, and installation of various fire curtains, fire doors, security doors, and industrial doors. The company has a training institution for cultivation, manufacturing, installation, and sales on a regular basis, making it a service-oriented company with strong cohesion and combat power. Equipped with top-notch facilities, the company boasts multiple production lines for fire doors, security doors, and roller shutter doors. Quality is a top priority.

Fire doors are doors that can meet the requirements of fire resistance, integrity, and insulation for a certain period of time. They are installed as fire partitions in fire-separated areas, evacuation stairwells, vertical shafts, and other locations with certain fire resistance. In addition to the functions of a regular door, fire doors also have the role of preventing the spread of fire and smoke, which can stop the spread of fire for a certain period of time, ensuring the evacuation of personnel.

Fire door usage: Commonly used as movable fire separation components in various buildings. Fire doors that meet the requirements should have good heat resistance, insulation, and smoke-proof properties, and should automatically close after personnel have passed through during a fire, ensuring their fire separation function is fully utilized.

Fire door categories include: Divided by material: Steel thermal insulation fire doors; Wooden thermal insulation fire doors; Steel-wooden thermal insulation fire doors; Other material thermal insulation fire doors. Divided by fire resistance limit and insulation performance:

Grade A fire doors must not be less than 1.5 hours.

Grade B fire-resistant doors must not be less than 1 hour.

Grade C fire doors must not be less than 0.5 hours.

Categorized by their opening/closing characteristics: Normally Closed Fire Doors; Normally Open Fire Doors.

Choose fire doors of different levels according to your own needs.

Welcome to inquire, both new and returning customers!