Hebei Shengqiang Door Industry Co., Ltd. is located in the Renqiu High-Tech Industrial Park in Hebei, renowned as the "Pearl of North China," situated on the key transportation route of the Beijing-Tianjin-Hebei region. It is a comprehensive entity company integrating the production, sales, and installation of various fire-resistant roller shutters, fire doors, security doors, and industrial doors. The company has a year-round training institution for cultivation, manufacturing, installation, and sales, and is 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 processing equipment. 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 separation elements in fire compartments, stairwells, vertical shafts, and other locations with certain fire resistance. In addition to the functions of ordinary doors, fire doors also have the function of preventing the spread of fire and smoke, and can stop the spread of fire for a certain period of time, ensuring the evacuation of personnel.

Fire Door Usage: Commonly used as a movable fire separation component in various buildings. Fire doors that meet the requirements should possess excellent heat resistance, insulation, and resistance to smoke penetration, and should have the functionality to automatically close after personnel have passed through during a fire, ensuring their fire separation effectiveness.

Fire door categories are divided into: - By material: Steel insulated fire doors; Wood insulated fire doors; Steel-wood insulated fire doors; Insulated fire doors of other materials. - By fire resistance rating and insulation performance:

Fire-resistant doors must not be less than 1.5 hours.

Grade B fire-resistant doors must be no less than 1 hour.

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

Categorizes by 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 old customers!