Manufacturer of steel-grade Class A fire doors

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 is a key transportation route in the Beijing-Tianjin-Hebei region and an integrated entity company that produces, sells, installs various fireproof roller shutters, fire doors, anti-theft doors, and industrial doors. The company has training institutions for cultivation, production, installation, and sales all year round, making it a service-oriented company with strong cohesion and combat power. Equipped with state-of-the-art facilities, the company has multiple production lines for fire doors, anti-theft doors, and roller shutter processing equipment. Quality is a top priority for the company.

Fire doors are doors that can meet the requirements of fire resistance, integrity, and heat insulation for a certain period of time. They are installed as fire-dividing elements in fire compartments, evacuation stairwells, vertical shafts, etc., and possess a certain degree of 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 stopping the spread of fire for a certain duration and ensuring the safe evacuation of personnel.

Fire Door Usage: Commonly used as movable fire separation components in various buildings. Required fire doors should possess excellent heat resistance, thermal insulation, and smoke penetration prevention capabilities. They should also be equipped with an automatic closing feature after personnel pass 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-wood thermal insulation fire doors; Other material thermal insulation fire doors. Divided by fire resistance and thermal insulation performance:

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

Fire-resistant doors, Class B, must be at least 1 hour.

Grade C fire doors are not less than 0.5 hours.

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

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

Welcome to inquire, both new and old customers!