Hangzhou Leyin Project

Core Parameters

Main Material: Primary steel structure Q355B, purlins Q235B

Structural Form: Portal frame + partial multi-story steel frame, large-span column-free space

Building Area: Approximately 40,000㎡ (including cold storage, constant temperature warehouse, bonded warehouse, and supporting facilities)

Eave Height / Span: Eave height 9–12m, single span 24–30m, column spacing 7.5m

Cladding System: 75mm polyurethane / rock wool sandwich panel, providing thermal insulation, airtightness, and moisture resistance

Anti-corrosion Process: Factory rust removal + epoxy zinc-rich primer + polyester topcoat, suitable for the high-humidity environment of South China

Foundation Type: Pile foundation + independent pile cap, specially designed for soft soil foundation

Product Advantages

Large-span open space, suitable for cold chain shelving systems and automated equipment layout

High-sealing thermal insulation enclosure system, meeting constant temperature requirements for cold storage (-25℃ to +15℃)

High factory prefabrication rate with fast on-site installation, shortening construction time and reducing costs

Full industrial chain service: one-stop delivery covering design, production, logistics, installation, and acceptance

Strong corrosion resistance and airtightness, suitable for Hangzhou’s rainy and humid climate, with a service life of more than 20 years