Prefabricated Steel Structure School Building System

1. System Overview
This product is a fully prefabricated steel structure building system designed for primary, secondary, and vocational schools. It adopts a frame-braced structural system, complying with Chinese national standards GB/T 51232 for assembled steel buildings. Suitable for classrooms, labs, dormitories, indoor sports halls, and other campus facilities.

2. Structural Safety Performance

• Seismic fortification intensity: 8-degree (0.2g PGA)

• Wind load design: basic wind pressure 0.45 kN/㎡

• Floor live loads: classrooms 3.0 kN/㎡, corridors 3.5 kN/㎡

• Fire resistance rating: Class II – thin fireproof coating + rock wool composite panels

• Anti-corrosion system: epoxy zinc-rich primer + epoxy micaceous iron intermediate + polyurethane topcoat; durability ≥25 years

3. Space & Architectural Advantages

• Standard grid: 7.2m × 8.4m (allows 8.4m column-free classrooms)

• Adjustable floor-to-floor height: first floor 4.2m, standard floors 3.9m

• Partition wall system: light-gauge steel frame + acoustic rock wool (airborne sound insulation ≥45dB)

• Façade options: metal insulated sandwich panels, fiber cement boards, curtain wall systems

4. Construction Schedule Comparison

5. Green & Sustainability Features

• Steel recyclability rate ≥90%

• On-site water consumption reduced by 70%

• Construction waste reduced by 80%

• Compatible with PV roof and rainwater harvesting systems

• Indoor air quality: low-VOC fireproof coating and formaldehyde-free acoustic materials

6. Customization Services

• Standard modular solutions for 24, 36, or 48 classes

• Foundation design for special terrains (sloped sites, soft soils)

• Smart campus integration: intelligent lighting, HVAC metering, environmental monitoring