Specifications
color steel sheet 1.Thickness: 0.15mm-4.0mm
2.Width:914mm-1250mm
3. z40-z275g/m2
4. color: RAL list
5.Delivery time: about 1
Company Information
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.
