Product Details of 20ft Expandable House
Modular Design
The 20ft expandable house features a modular design with a standard 20ft shipping container as the base. Users can expand the house by adding modular units, adapting the space for various purposes such as temporary housing, offices, or shops.
Durable Materials
Built with high-strength materials such as steel, aluminum alloys, and composite materials, the house is designed for durability and safety in diverse environments. The exterior coating is waterproof and corrosion-resistant, making it suitable for long-term use in various climates.
Flexible Layout
The basic 20ft structure can be expanded to a larger area, with customizable interior layouts that include bedrooms, kitchens, bathrooms, , and more, depending on the intended use.
Easy Installation and Demolition
Designed for quick setup and teardown, the house uses a standardized connection system, allowing it to be assembled or disassembled quickly-ideal for temporary sites or mobile office needs.
Weifang Zhongding Steel Structure Co., Ltd. is a large-scale modern processing enterprise, not a trading company. After more than ten years of hard work and development, the company now has four production bases: a container production base (Changle Dingsheng Steel Structure Engineering Co., Ltd.), a rapid container assembly production base, a K-type housing production base, and a Guangdong branch, Bairui Integrated Housing. It employs over 800 people and covers a total area of 80,000 square meters. The daily output of mobile warehouses is 5,000 square meters, and the daily output of packaging boxes and express consolidation containers exceeds 100 sets, which can meet customers' needs during construction.
Our address
No. 13999, Beigong West Street, Weicheng District, Weifang City, Shandong Province, China
WA Number
+8615753612229
zhongding727@gmail.com
Structural Performance
Load-Bearing Capacity (Snow Load, Wind Load, Seismic Rating)
Roof snow load: about 0.5–1.5 kN/m² (depends on local climate)
Wind resistance: can withstand wind speeds of 100–150 km/h
Seismic rating:Level 8
01
Frame Materials
Hot-Dip Galvanized Steel
Features: Zinc coating provides excellent rust and corrosion resistance, suitable for humid environments
Uses: Frame beams and columns, roof, and exterior wall components
02
Overall Lifespan
Corrosion-treated steel containers typically last 15–25 years
Regular maintenance can extend lifespan to 30+ years
03
Corrosion, Rust, and Fire Protection
Corrosion & rust protection:hot-dip galvanization, epoxy or polyurethane coating
Fire protection:The steel structure itself is fire-retardant, and the interior decoration materials are Class A fire-resistant.
After-Sales Service & Technical Support
After-Sales Service
Warranty Scope & Duration：
Structure: 10-year warranty
Electrical systems: 1–3 years warranty
Coverage includes material and workmanship defects, excluding damages caused by human factors or natural disasters.
Technical Support
Installation Guidance：Provide a complete installation plan, including construction drawings, instructional videos, and remote support from engineers to ensure smooth assembly of the modular house.
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