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 main transportation artery of the Beijing-Tianjin-Hebei region and is a comprehensive entity that produces, sells, and installs various fire-resistant roller shutters, fire doors, security doors, and industrial gates. The company has a training institution for cultivation, production, installation, and sales year-round, making it a service-oriented company with strong cohesion and combativeness. Equipped with top-notch facilities, it boasts multiple production lines for fire doors, security doors, and roller shutter processing equipment. The company emphasizes quality.

Fire doors are doors that can meet the requirements of fire resistance, integrity, and insulation for a certain period of time. They are fire-dividing elements installed in fire compartments, evacuation stairwells, vertical shafts, etc., with a certain degree of fire resistance. In addition to the functions of ordinary doors, fire doors also have the role of preventing the spread of fire and smoke. They can stop the spread of fire for a certain period, 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 excellent heat resistance, insulation, and smoke-proof performance, and should be capable of automatically closing after personnel have passed through during a fire, ensuring their fire separation function is effectively utilized.

Fire-resistant door categories are divided into: - By material: Steel thermal insulation fire doors; Wood thermal insulation fire doors; Steel-wood thermal insulation fire doors; Fire-resistant doors with other materials. - By fire resistance and thermal insulation performance:

Fire-resistant doors must be no less than 1.5 hours.

Fire-resistant doors at least 1 hour grade B.

Grade C fire doors are not less than 0.5 hours.

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

Select fire-rated doors at various levels to suit your needs.

Welcome to inquire, both new and old customers!