• Prefab steel buildings
  • Prefab steel buildings
  • Prefab steel buildings

Prefab Steel Buildings Manufacturer

  • More Than 50 Years Lifetime
  • Paint or Galvanized Metal Building
  • Main Frame 15 Days Delivery and Whole Building Delivery 35 Days
  • Competitive Price
  • Factory is ISO9001 and ISO14001 Certified, Rich Export Experience

Your Reliable Partner and Prefab Steel Buildings Manufacturer in China

Prefab Steel Buildings are widely used as

  • Residential steel buildings
  • Steel frame garage
  • Steel structure platform
  • Steel building components
  • Steel workshop building
  • Agricultural steel buildings
  • Steel building house
  • Steel building warehouse
  • Steel shop buildings
  • Steel barns
  • Hanger steel structure
  • Steel structure industrial building
  • Galvanized metal buildings

Sunnyda offers one-stop solution for prefab steel building, handle engineering & design, fabrication, packing, shipping, installation and excellent after sales service. The technical department has 12 architects and senior engineers supporting your prefab steel building design and ensure your building’s safety. Sunnyda installation team can help on site to complete erection of prefab steel building faster.

Sunnyda prefab steel building maximum single span 35 m, and designed lift span is more than 50 years. Two ways for prefab steel building protection, painting or galvanizing metal frame. Multi-storey prefab steel building like a hotel, dining room, school, shopping mall are fit for prefab steel building system very well.

Sunnyda is your premier prefab steel building manufacturer!

Prefab steel building

Q345 or Q235 steel frame, paint or galvanized steel

Single steel sheet for insulated sandwich panel wall and roof, or fiber cement

Various type door and window ready made in factory

Electrical and plumbing system

Decoration materials and inside fittings can be shipped together


1, Wind resistance: Grade 11(wind speed ≤ 111.5km/h)

2, Earthquake resistance: Grade 8

3, Live load capacity of roofing: 0.5KN/m2

4, External and internal wall heat transmission coefficient: 0.35Kcal/m2hc

5, Live load of corridor is 2.0KN/m2

6, Sunnyda would like to design your steel building as per your requirement

Our Service:   Engineering, drawing, calculation -production-shipping-installation-warranty-after service support you develop your business

Ultimate Guide to Prefab Steel Buildings

Prefab steel building comes as a full package, including door, window, decoration panels, cover channels, and full sets of accessories. If you want, Sunnyda can include electrical system, water pipes, and other equipment.

Materials for prefab steel buildings Q235 or Q345 are painted in 3 layers. You can also opt to paint it yourself locally. Prefab steel building is flat packed in a factory, especially support brace can do extra reinforced packing.

Prefab steel buildings shipping by 40HQ or 40ft open top, when using 40HQ, you need a steel pallet to hold steel frame, use crane and forklift to push pallet in. When using open top will not necessarily use pallet, parts load or unload from the top by a crane.

Prefab steel building delivery time normally 35 days, and mainframe could be in 15 days if the project is urgently, and anchor bolt could be delivered immediately.

Factory passed ISO9001 and ISO14001. Prefab steel building has more than 50 years of life span and 1-year warranty.

We warmly welcome you to visit our factory and we look forward to co-operating with you in the near future.

Sunnyda is your premier prefab steel building manufacturer!

Contact Our Support Team