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Quick Details

  • Standard: AISI, ASTM, BS, DIN, GB, JIS
  • Grade: Steel Structure
  • Dimensions: Q235,Q345
  • Place of Origin: Beijing, China (Mainland)
  • Brand Name: DUOWEI
  • Model Number: Q235B OR Q345B
  • Type: Light
  • Application: Steel Workshop
  • Material: Q235,Q345
  • Paint Color: As requested
  • Certificate: CE,ISO9001,ISO14001,GB/T28001
  • size: As your demand or design for you
  • Roof and Wall: EPS Sandwich, PU sandwich, Rookwool sandwich, single sheet
  • Drawing design: We can design according to customer request
  • Window: Plastic steel window
  • Door: Sliding or Rolled door
  • Purlin: C or Z section steel
  • Connection Type: high-strength bolt/common bolt

Packaging & Delivery

Packaging Details steel frame packing, pallet packing or as customers' requirement, WILL BE USE THE 40HQ AND 40GP
Delivery Time Shipped in 20 days after payment
Company Information

 

DUOWEI Union Group Co., LTD. as a group corporation enjoying a competitive edge in the field of steel structure and new building boards, was founded in 1983 with the registered capital being 126 million yuan, whose headquarters is located in Zhongguancun Fengtai Science Park, Beijing.

In the 1980s, the young DUOWEI Company has achieved professional advantages in the field of building metal profiled plates, and thenceforward it rapidly grew into an integrated enterprise group combining with design, manufacturing, construction, services and international trade. It is the main provider and market leader of steel structure and new construction boards in China. DUOWEl currently has 16 branches and 10 manufacturing plants respectively in Beijing, Tianjin, Hebei, Shenyang, Harbin, Baotou and Urumqi, whose products have been exported to over 40 countries and regions around the world.

Today, DUOWEI has grown as an enterprise with such honors as Famous Trademark of China, the Best General Service Provider of Steel Structure Building System of China, the Leader of China's New Energy-efficient Construction Board Industry, China’s Top 30 Construction Enterprises in the Steel Structure Industry, the High and New Technology Enterprises in Beijing, the High and New Technology Enterprises in Zhongguancun. DUOWEI is the main co-compiler of 16 national standards and industrial standards, and possesses the National Qualification of Class A in Architectural General Design, the Qualification of Grade A in Steel Structure Engineering Special Design, the Special-grade Qualification of Steel Structure Manufacturing, the Qualification of Class A in Professional Contracting for Steel Structure Projects and the certificate of ISO 9001: 2008 International Quality Management System Certification.

DUOWEI benefits its cooperative partners continuously, like the building owners and investors, with exquisite technologies, high-quality products and differentiated services. DUOWEI steel structure products featured in high-rise steel structure, space steel structure, heavy frame steel structure and light steel structure, has reached to 250 thousand tons in annual production; the annual production capacity of DUOWEI polyurethane energy-saving sandwich boards, new fireproof rock wool/glass fiber cotton sandwich boards has reached to 3 million square meters;The annual production capacity of DUOWEI adjustable steel truss floor support plates and closed composite slabs is 5 million square meters; and the annual production capacity of DUOWEI colorful profiled steel plates has reached to 30 million square meters. 

the DUOWEI Union Group has been making successes in serving PetroChina, Aerospace China, China Nuclear Power, China FAW, China Guodian, China CNR, China Coal and other super large enterprises, and participating in national key projects, such as Hexie locomotive, National Grand Rocket, National Large Aircraft, Aerospace Coal Gasification, etc., and the group will continuously provide customers with innovative products and high-quality engineering services.

 

 

 

Product Description

 High quality and lowest price steel structure

1.the connection method of steel structure:

 welding connection or bolt connection

2.Steel structure design common norms are as follows:

"Steel Design Code" (GB50017-2003)

 "Cold-formed steel structure technical specifications" (GB50018-2002)

"Construction Quality Acceptance of Steel" (GB50205-2001)

 "Technical Specification for welded steel structure" (JGJ81-2002, J218-2002)

 "Technical Specification for Steel Structures of Tall Buildings" (JGJ99-98)

3.The characteristics of steel

 Light weight steel structure

 Higher reliability of steel work

 Steel anti-vibration (earthquake), impact and good

 Steel structure for a higher degree of industrialization

 Steel can be assembled quickly and accurately

 Large steel interior space

 Likely to cause sealing structure

 Steel corrosive

 Poor fire-resistant steel

 Recyclable steel

 Steel shorter duration

 

High quality and lowest price steel structure

4.Commonly used steel grades and performance of steel

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

 High-strength low-alloy structural steel

 Quality carbon structural steel and alloy structural steel

 Special purpose steel

5.Market:

 

Products have been all over the country more than 20 provinces, municipalities and autonomous regions, and have been exported to Europe, North America, the Middle East, Africa, Asia and other countries and regions, the widespread use

 High quality and lowest price steel structure

Project scope:

Industrial steel structure warehouse/workshop/hangar/garage/chicken shed,container house, prefabricated home,sandwich panel, welded H steel,C/Z channel,corrugated steel sheet,etc.

* Products&Service Scope:

Design&Engineering Service, Steel Building,Space Frames, Portable Cabins, Tubular Steel Structures,basic building elements(built-up welded H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall materials, Tempcon (sandwich) panels

* Engineering Design Software:

AutoCAD,PKPM,MTS,3D3S, Tarch, Tekla Structures(Xsteel)V12.0.etc

* Certificate:

 ISO9001:2000 ; ISO14001:2004 and OHSAS18000

Oversea projects we undertook in the last few years:

Industrial Warehouse (13000 M2 )—Argentina

Warehouse (14000M2)---- Republic of Uzbekistan

Workshop (12000M2)----Canada

Warehouse(3600M2)---Romonia

Vegetable Market(2500M2)---- Mauritius

Pig shed(3500M2)---USA

Chicken shed(2800M2)—Austrilia

Aircraft Hangar(1300M2)------Austrilia

Warehouse(900M2)---- Mongolia

Prefabricated house(70M2)----800 sets---Angola

Container house(20’)-----60 sets—South Africa

Specifications

High quality and lowest price steel structure

steel structure
We can design,fabricate and install all kinds of steel structure buildings.

Main Grade: Q345B,Q235B

Standard:ISO9001:2000

Certificate:AWS Welder Passport From USA

Steel structure design common norms are as follows:

 "Steel Design Code" (GB50017-2003)

"Cold-formed steel structure technical specifications" (GB50018-2002)

 "Construction Quality Acceptance of Steel" (GB50205-2001)

 "Technical Specification for welded steel structure" (JGJ81-2002, J218-2002)

 "Technical Specification for Steel Structures of Tall Buildings" (JGJ99-9)

 Commonly used steel grades and performance of steel

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

 High-strength low-alloy structural steel

 Quality carbon structural steel and alloy structural steel

 Special purpose steel

 Specifications:

 Main Steel: Column and beam(H-section), square steel tube,C/Z purlin

 Conection Method: Welding or hot rolled or cold rolled

 Wall&Roof: EPS,Rockwool,PU sandwichpanel, Corrugated steel sheet with fiber glasswool

 Door: Rolled up door or Sliding door(sandwich panel)

 Window: Plastic steel or Aluminum alloy window

 Surface: Hot dip galvanized or painted.(all colours we can do)

 Crane: 5T,10T,15T,ect.

 Bolt: Foundation bolt(M24,Q235),

 High strengthen bolt(M20X70) ,

  Normal bolts(M16x50;M12X30)

 Drawings&Quation:

1.Customized design to welcome.

 2.As long as you like, we can design and provide drawings for you.

 3.In order to give yo an exactly quotation and drawings,pls tell us the ;Length,width,eave height and local weather. we'll quote for you asap.

 

 

 High quality and lowest price steel structure

Our Services

 

the DUOWEI Union Group has been making successes in serving PetroChina, Aerospace China, China Nuclear Power, China FAW, China Guodian, China CNR, China Coal and other super large enterprises, and participating in national key projects, such as Hexie locomotive, National Grand Rocket, National Large Aircraft, Aerospace Coal Gasification, etc., and the group will continuously provide customers with innovative products and high-quality engineering services.

 

 In the oversea project, such as Mongolia, Russia, Africa, Iraq, Spain, Brazil, Ye men, Sri Lanka, Chile, Ghana,Algeria,Sudan,Italy Bracket,Kazakhstan, Senegal,Ukraine,Columbia,Namibia,Niger,Tajikistan,Thailand,Burma ,Australia,Sweden and so on .

 

 

Packaging & Shipping

 High quality and lowest price steel structure

Packing :

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 their requirements.

 

 

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