Hebei Shengqiang Door Industry Co., Ltd. is located in the Renqiu High-Tech Industrial Park in Hebei Province, 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 integrating the production, sales, and installation of various fire-resistant roller shutters, fire doors, security doors, and industrial doors. The company maintains training institutions for cultivation, production, installation, and sales year-round, making it a service-oriented company with strong cohesion and combativeness. Equipped with top-notch facilities, the company has multiple production lines for fire doors, security doors, and roller shutter processing equipment. Quality is our 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 compartments, evacuation stairwells, vertical shafts, and other areas with certain fire resistance. In addition to the functions of a regular door, fire doors also play a crucial role in preventing the spread of fire and smoke, effectively containing the fire for a period of time to ensure the safe evacuation of personnel.

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

Fire door categories are divided into: - By material: Steel insulated fire doors; Wooden 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 door not 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.

You can select fire doors of different levels to suit your needs.

Welcome to inquire, both new and old customers!