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Qingdao Doublegrand Metal Products Co., Ltd.

Steel Structure, Steel Structure Workshpo, Steel Structure Warehouse manufacturer / supplier in China, offering Fast Installation Steel Building/Prefabricated Steel Structure Workshop Building, Prefabricated Steel Structure Mobile Buildings (DG3-045), Prefabricated Building Roof & Wall EPS Sandwich Panel (DG9-004) and so on.

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Supplier Homepage Product Steel structure building Fast Installation Steel Building/Prefabricated Steel Structure Workshop Building

Fast Installation Steel Building/Prefabricated Steel Structure Workshop Building

FOB Price: US $30-100 / Square Meter
Min. Order: 200 Square Meters
Min. Order FOB Price
200 Square Meters US $30-100/ Square Meter
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Port: Qingdao, China
Production Capacity: 20000t/Year
Payment Terms: L/C, T/T

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Product Catalog
Steel structure building/steel sheet/sandwich panel
49 Products
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Basic Info
  • Model NO.: DG-WW08
  • Standard: GB, ASTM, DIN, JIS, AISI, BS
  • Forming: Hot-Rolled Steel
  • Member: Steel Column
  • Carbon Structural Steel: Q235
  • Application: Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Warehouse
  • Bracing: Galvanized Steel Purlin
  • Roof: Colorful Galvanized Steel Sheet
  • Transport Package: Bulk
  • Origin: China
  • Type: H-Section Steel
  • Trademark: Quality Carbon Structural Steel and Alloy Structural Steel, Q234, Q345
  • Connection Form: Welded Connection
  • Type of Steel For Building Structure: High-Strength Steel
  • Residential Wall Structure: Wallboard
  • Steel Frame: Galvanized Tube
  • Maintenance: Sandwich Panel
  • Wall: Colorful Galvanized Steel Sheet
  • Specification: Q235, Q345
  • HS Code: 7308900000
Product Description
Our company is a professional manufacturer of Prefabricated buildings, Structure system, Metal sandwish panels, Prefabricated sandwich sheet, Accessory system, C/Z purlin and roof ventilating system in China. All of our products have good quality and reasonable prices.

Our advanges:

1. Design according to customers' requirements by experienced engineers
2. Manafacture under complete quality control system
3. Easy to assemble and dismantle
4. Environmental friendly
5. Lower cost but beautiful outlook.
6. High safety performance.

Certainly you can supply us the followings:
(a). The building's size: Longth, width, height, eave height
(b). Doors and windows: Size, quantity, where to put
(c). Local climate: Wind speed, snowload, earthquake( take any other serious weather into account)
(d). Wall and roof (material): Sandwich panel or corrugated sheet.
(e). It is better for you to have the drawings or pictures. If not, we can design for you.Fast Installation Steel Building/Prefabricated Steel Structure Workshop Building

Project Name

steel structure workshop/warehouse


total length and width, roof and eave height, roof pitch, etc

Roof and Wall

option: EPS, fiber glass, rock wool or PU sandwich panel

Door and Window

PVC or Aluminum alloy; sliding door or rolled door

Column and Beam

option:hot rooled or welded H section, I section; painting or galvanized


option:C-Section or Z-section

Local Climate

1.wind speed  
2.snow load 
3.rain quantity 
4.earthquake grade if have
More details is preferred.

Crane Parameter

 If need crane beam, crane tons parameter and lift height are needed


 1. according to clients' drawing 

 2. design as per clients' dimension and requests


Naked loaded in shipping container or as per requests.


 20 GP,  40HP, 40 GP,  40 OT
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