STEEL STRUCTURE PROTECTIVE EQUIPMENT

Single-Leaf Steel Protective Door

Features

This type of door offers high resistance to shock waves. The door leaf adopts an arch tension plate structure, while the door frame wall and door leaf are in planar contact, ensuring flexible operation and easy maintenance.

Scope of Application

Applicable to personnel shelters and Grade 5/Grade 6 civil air defense projects, including underground malls, hospitals, garages, and warehouses.

Key Design Considerations

· Civil air defense doors can be custom-manufactured to specifications based on actual requirements.

· The door model and type shall be selected in accordance with usage requirements.

· Selection may refer to the technical specifications for civil air defense projects.

Construction and Installation Requirements

· Distinguish between swing directions (inward/outward opening) and reserve reasonable installation space.

· The steel door frame must be securely fixed, with no tilt in any direction. Measures shall be taken to prevent displacement during concrete pouring.

· Door leaf installation shall commence 28 days after concrete pouring of the door frame.

· The door leaf must be balanced and tightly fitted to the frame to ensure its protective and sealing functions.

Product Specifications

No.Model / ParameterDoor Opening Width (mm)Door Opening Height (mm)Door Leaf Thickness (mm)Remarks
1GF0716(2)7001600196Door leaf width = Door opening width + 200 mm; Door leaf height = Door opening height + (Partially not shown in the image)
2GF0716(1)7001600200
3GF0818(1)8001800225
4GF0818(0)8001800228
5GF0820(0)8002000228
6GF0918(2)9001800242
7GF0918(1)9001800246
8GF0920(2)9002000242
9GF0920(0)9002000249
10GF1020(2)10002000262
11GF1020(0)10002000273
12GF1220(2)12002000304
13GF1320(2)13002000325
14GF1320(1)13002000332
15GF1320(0)13002000378
16GF1520(0)15002000366
17GF1520(1)15002000379
18GF1520(0)15002000382