3atv002国产在线精品_亚洲性爱视频久久_91亚洲中文天堂在线观看_欧美色精品视频在线观看_亚洲高清无码久久久

Nigeria 4 storey office steel building

Steel Structure 4 Floor Office In Nigeria

Steel Structure 4 Floor Office In Nigeria have special design.The whole frame use for the steel structure.The main frame use the H beam ,wall frame use the keel steel to do.About the floor use for the floor decking steel sheet ,included the stairs.The whole installation time just use the 2 months.
Design drawings

Steel beam and steel column connection

a

steel frame picture

Wall installation

overall graph