... Q345,Q235,sandwich panel,corrugated steel plate Commoditsteel structure workshop SpecificationsStandard GB ,AISI , ASTM , BS, JIS ... workshop, steel walkway and floor , steel structure platform ,steel prefabricated house ,steel frame part ,steel structure bridge, warehouse ... Applications1, Provide security and protection to cargo2, Warehouse, workshop and so on . 3,Structure & construction application ...