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Quick Details

  • Standard: AISI, ASTM, BS, DIN, GB, JIS
  • Grade: Q235 Q345B
  • Dimensions: Customers' Requirement
  • Place of Origin: Beijing, China (Mainland)
  • Brand Name: DUOWEI
  • Model Number: Q345B and Q235B
  • Type: Light
  • Application: Steel Fabricated House
  • Name: Prefabricated Structural Steel
  • Material: Q345B and Q235B
  • Drawing design: AutoCAD
  • Surface treatment: Hot Dip Galvanized AND PAINTED
  • Installation: Engineers Guidance
  • Used: Warehouse Workshop Hanger Pourltry House
  • Certificate: ISO9001:2008 AND FM

Packaging & Delivery

Packaging Details steel frame packing, pallet packing or as customers' requirements
Delivery Time 15 days after prepayment
Company Information


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 ,prefabricated house and etc.

Besides the total solution of steel structure, we also provide good quality of truss floor deck, PU sandwich panel, rock/glass wool sandwich panel, EPS sandwich panel, color steel corrugated sheet, c/z purlin and etc. Please kindly let us know which kind of materials you need and some basic project information so that we could advise with the suitable proposition and follow up with professional and dedicate service.




Product Description

Applications of Steel Structure:
SMC offers an impressive array of metal building systems, all of which can be custom engineered to complement your unique building application.
1. Hotels or guest houses
2. Office buildings
3. Banks
4. Shopping malls
5. Bridges
6. Conventions and Exhibitions

Our company supply all kinds of steel structure, include steel warehouse, steel showroom, steel workshop and building, etc.


1. Prefabricated components and customized design, flexible division, beautiful appearance, high space efficiency, easy to maintenance.

2. Easy to assemble, superior in quality and moderate in price

3. We are steel structural project construction contract first grade qualification enterprise, processed by the Ministry of Construction.

4. We build following custom's requirements, length, width, height, other descriptions.

5. Carbon structural steel: Q195, Q215, Q235, Q255, Q275, Q345, etc.

6. This is built to be a workshop, with crane beam and support for other facilities.

7. Manufacture with high quality control. Engineer helps to instruct installation

8. Main materails:H beam/C purlin/Z purlin/sandwich panel/corrugated steel sheet.

9. Life:over 50 years.

10. less environmental damage and pollution, alteration and removal easy, materials recovery and recycling rate high.

11. steel has good ductility, seismic performance and damage to light, because it is easy to be processed and repaired.

12. Use light roof and wall structure, and its support of high strength steel materials.

13. Durable, easy to maintain, fire-resistant, and can resist inclement weather.

14. If you have some projects like that, you just need to provide us with a detailed drawing. We will calculate all the materials, and quote you a price.

15. The photos are some of the steel structure projects that our company made for both at home and abroad. We are looking forward to receiving your good ideas or response in respect of the intention to establish equal and mutual benefit business relations with you and warm welcome our sincerely friends visit our companies and communicated the brightfuture of the steel structure together.





Packaging & Shipping


In general, for steel structure , we use the steel frame packing to keep goods not to be broken . For sandwich panel and color steel sheet, we use the factory packing which is suited to transport. if clients require , also can use the steel frame packing or according to customers’ requirements.

Sea transport: ISO containers 20GP and 40HQ

Payment terms: T/T and L/C at sight based on FOB and CNF


Our Services


1. Professional design and engineering team: Full solution for site camp design. We could make the design for whole camp as per your requirement.


2. Procurement and Manufacture for all material for prefabricated building. We have a professional procurement team to make sure all the materials are with good quality. And our factory operation under ISO standard, to make sure the fabrication works with high technology.


3. Site management & Installation supervision, We could send our engineers to help for the installation supervision, you just need to prepare a team which know normal construction works will be OK.


4. Engineer guider : When construction need , we can arrange engineer guider to help you , and also offer detail construction drawings for you .




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China (Mainland) | Manufacturer, Trading Company
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