Metal Building Material,YX51-240-720 Floor Deck(steel floor decking) 1 favorable pricel 2 reliable ... quality 3 good performance Metal Building Material,YX51-240-720 Floor Deck(steel floor decking)Merits:1 light weight2 high ... material, specification, quantity you need. Metal Building Material, YX51-240-720 Floor Deck(steel floor decking)