1.Definition of  concrete floor decking metal decking sheet steel floor decking 
The corrugated galvanized steel sheet(the floor steel decking )is the permanent upholding slabs used in the steel structure buildings, formed by zinc-coating steel sheet to be rolled and cold bended. It is both the permanent upholding slabs, working with the cast-in-situ concrete layer, and permanent component of buildings. After molding, can be divided into closed type, open type and necking type. 
2. Advantages of concrete floor decking metal decking sheet steel floor decking

(1)Light weight, high strength, good bearing performance, good anti-seismic performance 
(2)Easy and quick construction, simple assembled 
(3To replace the traditional templates and improve shortcomings of traditional templates; 
(4)As part of the structural strength, to reduce the materials cost 
(5)Easy reinforcement, wiring, piping construction 
(6)Neat and nice looking 
3. Usage of  concrete floor decking metal decking sheet steel floor decking 
Steel floor decking is widely used in steel structure buildings, such as multi-layer and high-rise steel structure housing, Power plants, exhibition centers, the airports, railway stations, sports stadiums, concert halls, theatres, large supermarkets, logistics centers and Olympic venues.