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Quick Details

  • Place of Origin: Beijing, China (Mainland)
  • Brand Name: Duowei
  • Model Number: Q235B
  • Material: Steel
  • steel grade: Q235 &Q345
  • materail: galvanized & paint
  • oxidation resistance: corrosion resistance
  • Application: Warehouse
  • Surface treatment: Hot Dipped Galvanized AND PAINT
  • Certificate: ISO 9001:2008
  • Color: RAL COLOR
  • Length: 11.8m

Packaging & Delivery

Packaging Details pallet packing or steel frame with wheel packing or wood boxes packing or according to customers requirements , when shipped , will used for 40HQ ,40GP,40OT CONTAINERS
Delivery Time 15 days after received deposit

Company Introduction


We are Duowei Union Group, one of the leading PEB manufactures in China. With more than 30 years of steel structure fabrication and 7 production bases, we are proud of the quality reputation we've earned as the steel and metallic panels producer of choice for international projects like office, hotel, warehouse, factory, hangar, gymnasium, high rise buildings and etc.


Duowei Union Group has been awarded with many high-level certificates such as State Qualification Class-A for Construction Engineering Design, Qualification Class A for Steel Structure Design, Qualification for Professional Manufacturing of Steel Structure, Quality Management System ISO 9001:2008, Environmental Management System GB/T 24001-2004/ISO14001:2004, Occupational Health and Safety Management System GB/T 28001-2011/OHSAS 18001:2007, FM Approval and GOST Certificate.


As a leader in the industry for innovation, we have the capacity, technology and experience to ensure your next steel structure buildingto be an aesthetic and durable landmark.


                                                            DuoWei Headquarter


Product detail:

large span steel structure frame




Material Grade



Yours requirements

Place Of Origin

Beijing China (Mainland)

FOB Price

US $ 20 - 150 / Square Meter


Tianjin port

Minimum Order Quantity


Supply Ability

1200 Ton/Tons per Month

Payment Terms


Quality Control

The third party ,SGS,ASIA INSPECTION all accept

Delivery Term

Within 30 days after signed contract


According yours requirement,Usually bundle with steel strip

Delivery Container


Our Experience

Have exported for 20years,clients from all over the world


Large span steel frame



Production line




Package and delivery



For the steel structure, the common package is bare or steel bundle with wheel. 


larger span steel structure frame


Our service


How to build a steel building? You should kindly give us the following data:

Design Data

1.live load on roof(KN/M2)  

2.wind speed(KM/H)  

3.snow load (KG/M2) if have

4.earthquake load if have 

5.crane (if have), lift height, lift capacity




3.eave height 

4.roof slope


1.single slope OR double slope  

2. muti slope OR single span

3. double-span OR Multi-span 

4.single floor OR two floors

Inter column

5m, or 6m….

Windows & Door




4.PVC or aluminum

Column &Beam

straight cross-section OR Variable cross-section


Roof &Wall Panel

1.colorfull corrugated steel sheet   0.326~0.8mm thick ,YX28-205-820(820mm wide),

2.sandwich panel with EPS ,ROCK WOOL, PU etc, insulation thickness around 30~300mm

3.sheet+glass fiber (thick 50mm~200mm)


1.C purlin size:120~C320,Z 2.purlin size100~Z200


Do you need the skylight belts, Ventilators, down pipe, out gutter etc?

Surface Treatment

Shot blasting with anti rust paint or hot dip galvanize


It is our hope to establish business relationships on the basis of equally, mutual benefits, and we have confidence that we can satisfy your requirements with our meticulous service as well as quality products.  If you need any help, please let us know. 

lucy  008013811342623


skype: lucypan01



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China (Mainland) | Manufacturer, Trading Company
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