large commercial office buildingsQingdao Eihe Steel Structure Co., Ltd. as a company specialized in designing, producing and exporting steel structures, have manufacturing shop area 50000 sqm, production capacity 3000 tons per month. What's more we get SGS international certificate, BV international certificate,American ASTM certification, Singapore National Steel specializes in processing & installation of S1 qualification and ISO9001:2008 Quality Management system. We are ready to offer good service to our clients all the time.Description of the building :This project is to set up a steel structure two stories marketing commercial &office building.Project Content & Scale:Warehouse: new warehouse with covered area of 5000m².Namecommercial &office buildingStructure Typeportal frame, two storiesLength100mWidth50mEave Height9mRoof Slope5%Gable Wall Column Spacing7.5mRoof75mm thick EPS sandwich panel Wall75mm thick EPS sandwich panel+2m brick wallDoorglass door & rolling doorWindowplastic steel windowHeight difference between indoor and outdoor300mmThe construction materials ListNo.ItemSpecificationRemarksASteel Frame1Steel beam and columnWelded H steel 6~14,-20Q345B,twice primer and finish paint2Roof purlinZ200x7x20x2.0Q345B,galvanized3Wall purlinC250x75x20x2.0,C200x70x20x2.0Q345B,galvanized4BracingΦ12 round barQ235B,galvanized5Casing pipeΦ32x2.5Q235B,galvanized6Knee bracingL50x4Q235B,galvanized7Column bracingΦ22Q235,twice primer and finish paint8Horizontal bracingΦ22Q235,twice primer and finish paint9Tie barΦ121x2.5Q235,twice primer and finish paintBFasteners1Anchor boltM24Q235A2High strength boltM2010.9S3TurnbuckleM224.8S,Galvanized4common boltM124.8S,galvanized5NutM204.8S,galvanized6NutM124.8S,galvanizedCRoof system1Roof panel75mm thick composite board75mm thick composite board2Ridge tile0.5mm thick color galvanized steel sheet3Gable edge cove0.5mm thick color galvanized steel sheet4Eave draining board5Down pipe110PVCPVC　6Roof accessoriesSelf-tapping screw,rivet,seal gumDWall system1Wall panel75mm thick composite board75mm thick composite board2Edge cover0.5mm thick color galvanized steel sheet3Automatic rolling door3.9Mx3.9M4vertical hinged door2.1Mx2.4Mplastic steel5windows3.6Mx1.5MPlastic steel window6Canopy7.5Mx1.5M/5Mx1.5M7Wall accessoriesSelf-tapping screw,rivet,seal gum8StaircaseWelded H steel 6~14,-209Steel deck1.00mm thick steel Construction process1.Foundation construction2.Fix and welding the steel frame3.Wall and roof panels installation4,light and cable installation If you need this kind of building , please offer the design datas blow to us. If you can provide the following project data ,we are able to offer you with accurate quotation and design for youData For Design:dead load /live load  wind speed(KM/H)snow load(KG/M2)rain load(KG/M2)earthquke load if havedemands for doors and windowscrane(if have)Material Quality: Windows and doors quantity,size and locationRoof and wall material: sandwich panel or corrugated steel sheet (steel sheet can not heat insulation)Type: size--width length eave height and roof slopeSingle slope or double slope  Single floor double floor or multi floor